{"title":"Methylene Blue","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eBuy Methylene Blue in Canada \u0026amp; USA - \u003cmeta charset=\"utf-8\"\u003ePharmaceutical Grade for Sale\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003eHeisen Blue's methylene blue collection features USP-grade liquid solutions and powder for research purposes, available to customers in Canada and the USA. Every batch is third-party tested at BeaconPoint Labs for purity, potency and heavy metals, with full batch results available on our \u003ca href=\"\/pages\/test-results\" title=\"Test results page\"\u003etest results pag\u003c\/a\u003ee. Choose from 1% and 2% solutions in 30ml and 120ml sizes or the 10g powder format depending on your research needs.\u003c\/p\u003e\n\u003cp\u003eTrusted by thousands of researchers and biohackers seeking consistent quality and rigorous testing standards\u003cbr\u003e\u003c\/p\u003e","products":[{"product_id":"methylene-blue-1-solution-120ml-large","title":"Methylene Blue 1% Solution - 120ml - Large","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eUSP-grade methylene blue solution. 99.9% pure. Independently tested at a US-accredited laboratory with over 30 quality checks per batch. Mixed and bottled in Vancouver, BC. Ships from Vancouver for Canadian orders and from Texas for US orders.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cspan style=\"color: rgb(255, 42, 0); background-color: rgb(255, 255, 255);\"\u003e\u003cstrong\u003eDo not use if you are:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking SSRIs, SNRIs or MAO inhibitors. Risk of serotonin syndrome, a potentially life-threatening condition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any other serotonin-affecting substances including triptans, dextromethorphan or St. John's Wort\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any prescription stimulants, such as Adderall\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eDiagnosed with G6PD deficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003ePregnant or breastfeeding\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any prescription medication \u003cstrong\u003ethat affect serotonin\u003c\/strong\u003e. Consult your doctor before use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor research purposes only. Not intended to diagnose, treat, cure or prevent any disease.\u003cbr\u003e\u003cbr\u003eMethylene blue is \u003cstrong\u003enot approved by Health Canada or the FDA for personal consumption\u003c\/strong\u003e. This applies to \u003cstrong\u003eall methylene blue products sold in Canada\u003c\/strong\u003e, not just Heisen Blue. Our methylene blue is sold strictly for \u003cstrong data-start=\"167\" data-end=\"193\"\u003eresearch purposes only\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca href=\"\/pages\/is-methylene-blue-safe\" title=\"Methylene Blue Safety Guide\"\u003eRead the full safety guide including all contraindications and drug interactions\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eKey Features:\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSP-Grade Purity:\u003c\/strong\u003e pharmaceutical-grade methylene blue meeting United States Pharmacopeia standards. Not industrial or technical grade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThird-Party Tested:\u003c\/strong\u003e independently tested at BeaconPoint Labs, a US-accredited laboratory. Over 30 quality checks per batch covering identity, potency, heavy metals, microbial and residual solvents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested on the Final Bottled Solution:\u003c\/strong\u003e not just the raw powder. What gets tested is what you receive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBatch-Specific COA:\u003c\/strong\u003e every bottle carries a batch number tied to a publicly available Certificate of Analysis you can verify yourself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Metals Screened:\u003c\/strong\u003e mercury, lead, arsenic and cadmium all tested and confirmed well below USP \u0026lt;232\u0026gt; daily exposure limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Fillers or Additives:\u003c\/strong\u003e contains USP-grade methylene blue and distilled water only. Nothing else.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Dropper Included:\u003c\/strong\u003e dropper for accurate and controlled dispensing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark Amber Glass Bottle:\u003c\/strong\u003e UV-protective amber glass preserves product integrity and extends shelf life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e120ml Bottle:\u003c\/strong\u003e up to 6 months of daily research use at a consistent dose.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in Canada:\u003c\/strong\u003e mixed and bottled in Vancouver, BC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-Day Money Back Guarantee:\u003c\/strong\u003e not satisfied within 30 days? Full refund. No questions asked.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhat Is In the Bottle\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeisen Blue 1% Methylene Blue Solution contains USP-grade methylene blue dissolved in distilled water. Nothing else. No fillers, no stabilizers, no undisclosed additives. The 1% concentration means each mL of solution contains approximately 10 mg of methylene blue, and each drop delivers approximately 0.5 mg.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 120ml bottle provides a generous research supply. At a consistent daily dose it covers approximately 6 months of use.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhy Grade Matters\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNot all methylene blue sold online is pharmaceutical grade. Industrial and technical grade methylene blue is produced for dyeing and chemical processing applications and is not manufactured to pharmaceutical purity standards. It may contain heavy metals or residual solvents at levels not appropriate for research use.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeisen Blue uses USP-grade methylene blue powder sourced from established pharmaceutical manufacturers. USP-grade means the compound has been manufactured to the purity and identity standards set by the United States Pharmacopeia. the same standard used in clinical research and pharmaceutical compounding.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"How to Choose High Quality Methylene Blue\" href=\"\/pages\/how-to-choose-high-quality-methylene-blue\"\u003eLearn more about the difference between USP-grade and industrial-grade methylene blue\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\n\u003cbr\u003eIndependent Third-Party Testing\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery batch of Heisen Blue is tested at BeaconPoint Labs in Kannapolis, North Carolina, an independent US-accredited laboratory. The batch-specific Certificate of Analysis covers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentity confirmation:\u003c\/strong\u003e USP Methylene Blue reference method, result: Confirmed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePotency and assay:\u003c\/strong\u003e confirms the labeled concentration is within USP tolerance limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy metals:\u003c\/strong\u003e mercury, lead, arsenic and cadmium tested via FDA-EAM 4.7 ICP-MS method, all results well below USP \u0026lt;232\u0026gt; limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerobic plate count:\u003c\/strong\u003e total microbial load, result: less than 10 CFU\/mL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrobial pathogens:\u003c\/strong\u003e E. coli, Salmonella and Staphylococcus aureus, all absent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYeast and mold:\u003c\/strong\u003e both less than 10 CFU\/mL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResidual solvents:\u003c\/strong\u003e over 20 individual solvents tested via USP \u0026lt;467\u0026gt; GC\/MS, all Not Detected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"View the full Certificate of Analysis\" href=\"\/pages\/test-results\"\u003eView the full Certificate of Analysis\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\n\u003cbr\u003eAbout Our Sourcing\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eOur USP-grade methylene blue powder is sourced from \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003ea US distributor whose suppliers are established pharmaceutical manufacturers in India\u003c\/span\u003e. All solutions are mixed and bottled in Canada.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNo facilities in North America actually manufacture USP-grade methylene blue powder from scratch. Companies claiming \"made in USA\" or \"made in Canada\" are typically mixing overseas pharmaceutical powder into solutions domestically, which is exactly what we do, openly and transparently. What distinguishes responsible suppliers is the grade of powder used and the rigor of independent testing applied to the finished product.\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":42021406474349,"sku":"001","price":49.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/0957\/5533\/files\/heisen-blue-1-percent-120ml-bottle.jpg?v=1776726683"},{"product_id":"1-methylene-blue-solution-30ml-small","title":"1% Methylene Blue Solution - 30ml - Small","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eUSP-grade methylene blue solution. 99.9% pure. Independently tested at a US-accredited laboratory with over 30 quality checks per batch. Mixed and bottled in Vancouver, BC. Ships from Vancouver for Canadian orders and from Texas for US orders.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cspan style=\"color: rgb(255, 42, 0); background-color: rgb(255, 255, 255);\"\u003e\u003cstrong\u003eDo not use if you are:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking SSRIs, SNRIs or MAO inhibitors. Risk of serotonin syndrome, a potentially life-threatening condition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any other serotonin-affecting substances including triptans, dextromethorphan or St. John's Wort\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any prescription stimulants, such as Adderall\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eDiagnosed with G6PD deficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003ePregnant or breastfeeding\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any prescription medication \u003cstrong\u003ethat affect serotonin\u003c\/strong\u003e. Consult your doctor before use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor research purposes only. Not intended to diagnose, treat, cure or prevent any disease.\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMethylene blue is \u003cstrong\u003enot approved by Health Canada or the FDA for personal consumption\u003c\/strong\u003e. This applies to \u003cstrong\u003eall methylene blue products sold in Canada\u003c\/strong\u003e, not just Heisen Blue. Our methylene blue is sold strictly for \u003cstrong data-start=\"167\" data-end=\"193\"\u003eresearch purposes only\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca href=\"\/pages\/is-methylene-blue-safe\" title=\"Methylene Blue Safety Guide\"\u003eRead the full safety guide including all contraindications and drug interactions\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eIndependent Third-Party Testing\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery batch of Heisen Blue is tested at BeaconPoint Labs in Kannapolis, North Carolina, an independent US-accredited laboratory. The batch-specific Certificate of Analysis covers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentity confirmation:\u003c\/strong\u003e USP Methylene Blue reference method, result: Confirmed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePotency and assay:\u003c\/strong\u003e confirms the labeled concentration is within USP tolerance limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy metals:\u003c\/strong\u003e mercury, lead, arsenic and cadmium tested via FDA-EAM 4.7 ICP-MS method, all results well below USP \u0026lt;232\u0026gt; limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerobic plate count:\u003c\/strong\u003e total microbial load, result: less than 10 CFU\/mL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrobial pathogens:\u003c\/strong\u003e E. coli, Salmonella and Staphylococcus aureus, all absent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYeast and mold:\u003c\/strong\u003e both less than 10 CFU\/mL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResidual solvents:\u003c\/strong\u003e over 20 individual solvents tested via USP \u0026lt;467\u0026gt; GC\/MS, all Not Detected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"View the full Certificate of Analysis\" href=\"\/pages\/test-results\"\u003eView the full Certificate of Analysis\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eKey Features:\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSP-Grade Purity:\u003c\/strong\u003e pharmaceutical-grade methylene blue meeting United States Pharmacopeia standards. Not industrial or technical grade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThird-Party Tested:\u003c\/strong\u003e independently tested at BeaconPoint Labs, a US-accredited laboratory. Over 30 quality checks per batch covering identity, potency, heavy metals, microbial and residual solvents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested on the Final Bottled Solution:\u003c\/strong\u003e not just the raw powder. What gets tested is what you receive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBatch-Specific COA:\u003c\/strong\u003e every bottle carries a batch number tied to a publicly available Certificate of Analysis you can verify yourself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Metals Screened:\u003c\/strong\u003e mercury, lead, arsenic and cadmium all tested and confirmed well below USP \u0026lt;232\u0026gt; daily exposure limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Fillers or Additives:\u003c\/strong\u003e contains USP-grade methylene blue and distilled water only. Nothing else.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Dropper Included:\u003c\/strong\u003e dropper for accurate and controlled dispensing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark Amber Glass Bottle:\u003c\/strong\u003e UV-protective amber glass preserves product integrity and extends shelf life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30ml Starter Size: \u003c\/strong\u003eapproximately 1 month of daily research use. Ideal for those starting out before committing to a larger supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in Canada:\u003c\/strong\u003e mixed and bottled in Vancouver, BC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-Day Money Back Guarantee:\u003c\/strong\u003e not satisfied within 30 days? Full refund. No questions asked.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eIs the 30ml or 120ml Right for Me?\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 30ml is the right choice if you are trying methylene blue for the first time and want to start with a smaller commitment. At approximately 1 month of supply it gives you a full window to assess how the product works for your research before moving to the larger size.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 120ml is the better value if you already know methylene blue is part of your research protocol. At approximately 6 months of supply it costs significantly less per mL and reduces how often you need to reorder.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eBoth bottles contain the exact same USP-grade product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e \u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhat Is In the Bottle\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeisen Blue 1% Methylene Blue Solution contains USP-grade methylene blue dissolved in distilled water. Nothing else. No fillers, no stabilizers, no undisclosed additives. The 1% concentration means each mL of solution contains approximately 10 mg of methylene blue, and each drop delivers approximately 0.5 mg.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhy Grade Matters\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNot all methylene blue sold online is pharmaceutical grade. Industrial and technical grade methylene blue is produced for dyeing and chemical processing applications and is not manufactured to pharmaceutical purity standards. It may contain heavy metals or residual solvents at levels not appropriate for research use.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeisen Blue uses USP-grade methylene blue powder sourced from established pharmaceutical manufacturers. USP-grade means the compound has been manufactured to the purity and identity standards set by the United States Pharmacopeia. the same standard used in clinical research and pharmaceutical compounding.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"How to Choose High Quality Methylene Blue\" href=\"\/pages\/how-to-choose-high-quality-methylene-blue\"\u003eLearn more about the difference between USP-grade and industrial-grade methylene blue\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\n\u003cbr\u003eAbout Our Sourcing\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eOur USP-grade methylene blue powder is sourced from \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003ea US distributor whose suppliers are established pharmaceutical manufacturers in India\u003c\/span\u003e. All solutions are mixed and bottled in Canada.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNo facilities in North America actually manufacture USP-grade methylene blue powder from scratch. Companies claiming \"made in USA\" or \"made in Canada\" are typically mixing overseas pharmaceutical powder into solutions domestically, which is exactly what we do, openly and transparently. What distinguishes responsible suppliers is the grade of powder used and the rigor of independent testing applied to the finished product.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":42021410799725,"sku":"003","price":29.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/0957\/5533\/files\/heisen-blue-1-percent-30ml-bottle.jpg?v=1776726691"},{"product_id":"usp-grade-methylene-blue-powder-10-grams","title":"USP Grade Methylene Blue Powder - 10 Grams","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e\u003cmeta charset=\"utf-8\"\u003ePharmaceutical-Grade Purity (99%) – Small-batch synthesized to strict USP standards inside a GMP-certified facility, then third-party tested.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\n\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e\u003cmeta charset=\"utf-8\"\u003eEconomical Refill Solution – 1L from One Pouch - Ten grams of powder yields enough 1% methylene blue to refill a 120 mL Heisen Blue dropper bottle eight times, letting you mix fresh batches on demand and cut your cost per ml by well over half compared with buying ready-made liquid.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"a-list-item\"\u003e\u003c\/span\u003e\u003cspan class=\"a-list-item\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eInstructions - 1% Solution: Dissolve 1 gram of methylene blue powder in 100ml of distilled water. Mix thoroughly until fully dissolved. Store the solution in a dark glass container away from light and heat. Use gloves and avoid contact with skin or clothing, as it will stain.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eRecommended Equipment: Gloves, Scale, Amber Dropper Bottle.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\n\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eDisclaimer: For research and analytical purposes only.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eMade in India\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"color: rgb(255, 255, 255); background-color: rgb(167, 42, 17);\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong data-start=\"35\" data-end=\"46\"\u003eWarning\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-start=\"46\" data-end=\"49\"\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"background-color: rgb(167, 42, 17); color: rgb(255, 255, 255);\"\u003eDo not use if pregnant or breastfeeding, if you have G6PD deficiency, or if you are taking SSRIs, SNRIs, MAOIs, or any psychiatric, recreational, or other medications that affect serotonin. Risk of serotonin syndrome.\u003c\/span\u003e\u003c\/p\u003e","brand":"Heisen Blue","offers":[{"title":"Default Title","offer_id":42579775258733,"sku":"004","price":69.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/0957\/5533\/files\/DSC01304.jpg?v=1771302947"},{"product_id":"methylene-blue-2-solution-120ml-large","title":"Methylene Blue 2% Solution - 120ml - Large","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eUSP-grade methylene blue solution. 99.9% pure. Independently tested at a US-accredited laboratory with over 30 quality checks per batch. Mixed and bottled in Vancouver, BC. Ships from Vancouver for Canadian orders and from Texas for US orders.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cspan style=\"color: rgb(255, 42, 0); background-color: rgb(255, 255, 255);\"\u003e\u003cstrong\u003eDo not use if you are:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking SSRIs, SNRIs or MAO inhibitors. Risk of serotonin syndrome, a potentially life-threatening condition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any other serotonin-affecting substances including triptans, dextromethorphan or St. John's Wort\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any prescription stimulants, such as Adderall\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eDiagnosed with G6PD deficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003ePregnant or breastfeeding\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);\"\u003eTaking any prescription medication \u003cstrong\u003ethat affect serotonin\u003c\/strong\u003e. Consult your doctor before use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor research purposes only. Not intended to diagnose, treat, cure or prevent any disease.\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMethylene blue is \u003cstrong\u003enot approved by Health Canada or the FDA for personal consumption\u003c\/strong\u003e. This applies to \u003cstrong\u003eall methylene blue products sold in Canada\u003c\/strong\u003e, not just Heisen Blue. Our methylene blue is sold strictly for \u003cstrong data-end=\"193\" data-start=\"167\"\u003eresearch purposes only\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"Methylene Blue Safety Guide\" href=\"\/pages\/is-methylene-blue-safe\"\u003eRead the full safety guide including all contraindications and drug interactions\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eKey Features:\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSP-Grade Purity:\u003c\/strong\u003e pharmaceutical-grade methylene blue meeting United States Pharmacopeia standards. Not industrial or technical grade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003e2X Concentration:\u003c\/strong\u003e 20 mg of methylene blue per mL. Each drop delivers approximately 1 mg. Fewer drops needed compared to the 1% solution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThird-Party Tested:\u003c\/strong\u003e independently tested at BeaconPoint Labs, a US-accredited laboratory. Over 30 quality checks per batch covering identity, potency, heavy metals, microbial and residual solvents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested on the Final Bottled Solution:\u003c\/strong\u003e not just the raw powder. What gets tested is what you receive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBatch-Specific COA:\u003c\/strong\u003e every bottle carries a batch number tied to a publicly available Certificate of Analysis you can verify yourself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Metals Screened:\u003c\/strong\u003e mercury, lead, arsenic and cadmium all tested and confirmed well below USP \u0026lt;232\u0026gt; daily exposure limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Fillers or Additives:\u003c\/strong\u003e contains USP-grade methylene blue and distilled water only. Nothing else.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Dropper Included:\u003c\/strong\u003e dropper for accurate and controlled dispensing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark Amber Glass Bottle:\u003c\/strong\u003e UV-protective amber glass preserves product integrity and extends shelf life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003e120ml Bottle:\u003c\/strong\u003e up to 12 months of daily research use at a consistent dose.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in Canada:\u003c\/strong\u003e mixed and bottled in Vancouver, BC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-Day Money Back Guarantee:\u003c\/strong\u003e not satisfied within 30 days? Full refund. No questions asked.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhat Is In the Bottle\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeisen Blue 2% Methylene Blue Solution contains USP-grade methylene blue dissolved in distilled water. Nothing else. No fillers, no stabilizers, no undisclosed additives. The 2% concentration means each mL of solution contains approximately 20 mg of methylene blue, and each drop delivers approximately 1 mg.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 2% solution contains twice the active compound per drop compared to our 1% formula. This means you reach the same amount of methylene blue using fewer drops, which makes it more efficient for researchers who have already established their dose. The 120ml bottle provides up to 12 months of daily research use at a consistent starting dose.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e1% vs 2%: Which Is Right for You?\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eBoth solutions contain the same USP-grade methylene blue. The only difference is concentration.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe \u003cstrong\u003e1% solution\u003c\/strong\u003e delivers approximately 0.5 mg per drop. It is preferred by researchers starting out because the lower concentration per drop makes it easier to start at a small amount and adjust gradually with more precision.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe \u003cstrong\u003e2% solution\u003c\/strong\u003e delivers approximately 1 mg per drop. It is more efficient for researchers who have already established their dose and prefer to use fewer drops. The 120ml size also provides roughly double the supply duration compared to the 1% at the same daily amount.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIf you are trying methylene blue for the first time, the 1% is generally the easier starting point. If you have already been researching with the 1% and want to move to a more efficient format, the 2% is the natural next step.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"Methylene Blue 1%\" href=\"\/products\/methylene-blue-1-solution-120ml-large\"\u003eView the 1% Solution\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhy Grade Matters\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNot all methylene blue sold online is pharmaceutical grade. Industrial and technical grade methylene blue is produced for dyeing and chemical processing applications and is not manufactured to pharmaceutical purity standards. It may contain heavy metals or residual solvents at levels not appropriate for research use.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeisen Blue uses USP-grade methylene blue powder sourced from established pharmaceutical manufacturers. USP-grade means the compound has been manufactured to the purity and identity standards set by the United States Pharmacopeia. the same standard used in clinical research and pharmaceutical compounding.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"How to Choose High Quality Methylene Blue\" href=\"\/pages\/how-to-choose-high-quality-methylene-blue\"\u003eLearn more about the difference between USP-grade and industrial-grade methylene blue\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\n\u003cbr\u003eIndependent Third-Party Testing\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery batch of Heisen Blue is tested at BeaconPoint Labs in Kannapolis, North Carolina, an independent US-accredited laboratory. The batch-specific Certificate of Analysis covers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentity confirmation:\u003c\/strong\u003e USP Methylene Blue reference method, result: Confirmed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePotency and assay:\u003c\/strong\u003e confirms the labeled concentration is within USP tolerance limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy metals:\u003c\/strong\u003e mercury, lead, arsenic and cadmium tested via FDA-EAM 4.7 ICP-MS method, all results well below USP \u0026lt;232\u0026gt; limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerobic plate count:\u003c\/strong\u003e total microbial load, result: less than 10 CFU\/mL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrobial pathogens:\u003c\/strong\u003e E. coli, Salmonella and Staphylococcus aureus, all absent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYeast and mold:\u003c\/strong\u003e both less than 10 CFU\/mL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResidual solvents:\u003c\/strong\u003e over 20 individual solvents tested via USP \u0026lt;467\u0026gt; GC\/MS, all Not Detected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca title=\"View the full Certificate of Analysis\" href=\"\/pages\/test-results\"\u003eView the full Certificate of Analysis\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\n\u003cbr\u003eAbout Our Sourcing\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eOur USP-grade methylene blue powder is sourced from \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003ea US distributor whose suppliers are established pharmaceutical manufacturers in India\u003c\/span\u003e. All solutions are mixed and bottled in Canada.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNo facilities in North America actually manufacture USP-grade methylene blue powder from scratch. Companies claiming \"made in USA\" or \"made in Canada\" are typically mixing overseas pharmaceutical powder into solutions domestically, which is exactly what we do, openly and transparently. What distinguishes responsible suppliers is the grade of powder used and the rigor of independent testing applied to the finished product.\u003c\/p\u003e","brand":"Heisen Blue","offers":[{"title":"Default Title","offer_id":42583479976045,"sku":"002","price":59.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/0957\/5533\/files\/heisen-blue-2-percent-120ml-bottle.jpg?v=1776726702"}],"url":"https:\/\/heisenblue.com\/collections\/methylene-blue.oembed","provider":"Heisen Blue","version":"1.0","type":"link"}