{"product_id":"biotin","title":"Biotin","description":"\u003cp\u003e\u003cstrong\u003ePure D-biotin, not a one-percent dilution on a dicalcium phosphate carrier. The difference is a factor of ten and most suppliers do not make it obvious.\u003c\/strong\u003e\u003c\/p\u003e\u003cdiv class=\"bf-alert\"\u003e\u003cp\u003e\u003cstrong\u003eClaims caution.\u003c\/strong\u003e Topical biotin has weak efficacy evidence for hair growth. We stock it because the market wants it and because it is a legitimate conditioning ingredient — but we will not write hair-growth copy for it, and neither should you. This is a claims-substantiation exposure, not a safety one, and FDA has issued warning letters on exactly this language.\u003c\/p\u003e\u003c\/div\u003e\u003ch3\u003eIdentity\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCI name:\u003c\/strong\u003e Biotin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAS number:\u003c\/strong\u003e 58-85-5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC \/ EINECS:\u003c\/strong\u003e 200-399-3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical form:\u003c\/strong\u003e Powder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of origin:\u003c\/strong\u003e China · Switzerland\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHS tariff code:\u003c\/strong\u003e 2936.29\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e USP \/ Cosmetic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e 24 months\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecification\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppearance:\u003c\/strong\u003e White to off-white crystalline powder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOdour:\u003c\/strong\u003e Odorless\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComposition:\u003c\/strong\u003e D-biotin ≥98%. 1% dilution on maltodextrin available as a separate SKU for easier dosing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolubility:\u003c\/strong\u003e Poorly soluble in cold water (~0.22 mg\/mL). Usually pre-dissolved in hot water or a glycol carrier. Slightly soluble in alcohol.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMelting point:\u003c\/strong\u003e ~232–233 °C (decomposes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e Verify against lot COA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHLB:\u003c\/strong\u003e n\/a\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Cool, dry, sealed. Protect from light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing process:\u003c\/strong\u003e Multi-step chemical synthesis or fermentation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eRecommended use rates\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShampoo and conditioner:\u003c\/strong\u003e 0.01–0.1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerum:\u003c\/strong\u003e 0.01–0.1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScalp treatment:\u003c\/strong\u003e 0.01–0.1%\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eThe very low use rate is driven by solubility, not by potency limits.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eFormulation notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSolubility is the whole formulation challenge. 0.22 mg\/mL in cold water means you are pre-dissolving in hot water or a glycol every time.\u003c\/li\u003e\n\u003cli\u003eWatch for 1% dilutions sold under names that look like pure biotin. On a per-unit-of-active basis a 1% product at a tenth the price per pound is ten times more expensive. We label ours unambiguously.\u003c\/li\u003e\n\u003cli\u003eAdd at cool-down after pre-dissolution. Do not dry-disperse it and hope.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eShampoo and conditioner · Scalp serum · Hair treatment · Supplement blending\u003c\/p\u003e\u003ch3\u003eSafety and GHS\u003c\/h3\u003e\u003cp\u003eNot classified as hazardous under 29 CFR 1910.1200 (HazCom 2012, as amended 2024). Determination to be confirmed against the incoming lot's manufacturer SDS before publication.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTransport:\u003c\/strong\u003e Not regulated for transport — DOT, IATA, IMDG.\u003c\/p\u003e\u003ch3\u003eCompliance\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65:\u003c\/strong\u003e No listed constituent identified.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAllergen and sourcing:\u003c\/strong\u003e No FDA major food allergen.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSupplied for use as an ingredient in cosmetic formulations. Not for consumer use as supplied. Not for food, drug or medical device use.\u003c\/em\u003e\u003c\/p\u003e","brand":"IHL","offers":[{"title":"25 g sample","offer_id":51202191130871,"sku":"BF-BIOT-025G","price":23.7,"currency_code":"USD","in_stock":false},{"title":"500 g","offer_id":51202191163639,"sku":"BF-BIOT-500G","price":159.5,"currency_code":"USD","in_stock":false},{"title":"1 kg","offer_id":51202191196407,"sku":"BF-BIOT-1KG","price":293.75,"currency_code":"USD","in_stock":false},{"title":"5 kg","offer_id":51202191229175,"sku":"BF-BIOT-5KG","price":1314.0,"currency_code":"USD","in_stock":false},{"title":"25 kg drum","offer_id":51202191261943,"sku":"BF-BIOT-25KG","price":6349.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/inventoryhandling.com\/products\/biotin","provider":"Inventory Handling \u0026 Logistics","version":"1.0","type":"link"}