BIOTIN- ▸ Nutrition: vitamin ingredient for dietary supplements
- ▸ Animal feed: vitamin feed additive
- ▸ Cosmetics: hair- and skin-conditioning agent
A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.
Request SDS →Biotin (vitamin B7, CAS 58-85-5) is a water-soluble B-vitamin and enzyme cofactor. Established uses include service as a nutritional-supplement ingredient, an animal-feed additive, and a cosmetic hair- and skin-conditioning agent. Supplied in bulk to supplement, feed, and personal-care manufacturers.
Regulatory & registration requirements
- TSCA (US):
- REACH (EU):
- EC number: 200-399-3
Source: EPA TSCA Inventory (July 2025 release) · ECHA CHEM — retrieved 2026-07-12
Frequently Asked Questions
What is biotin (vitamin B7) used for in manufacturing?
Biotin (vitamin B7, CAS 58-85-5) is a water-soluble B-vitamin and enzyme cofactor. It is supplied as a nutritional-supplement ingredient, an animal-feed additive, and a cosmetic hair- and skin-conditioning agent.
Is biotin the same as vitamin B12?
No. Biotin is vitamin B7 (CAS 58-85-5, C10H16N2O3S); vitamin B12 (cobalamin) is a different compound. Both are B-complex vitamins but are chemically distinct ingredients.
Is biotin water soluble?
Yes. Biotin is a water-soluble B-vitamin, which informs its formulation into aqueous supplement and personal-care systems.
What is the CAS number and HS code for bulk biotin?
Biotin is CAS 58-85-5, molecular formula C10H16N2O3S. It typically classifies under HS heading 293629; we confirm the destination-specific code on the quote.
How is bulk biotin packaged and can you provide a CoA and SDS?
We supply biotin in bulk packaging for supplement, feed, and personal-care manufacturers, with packaging and MOQ confirmed per order. A Certificate of Analysis and Safety Data Sheet are available with each shipment; specify your application when requesting a quote.
What is the REACH and TSCA regulatory status of Biotin (Vitamin B7)?
Biotin (Vitamin B7) (CAS 58-85-5) is subject to U.S. TSCA Inventory requirements; supplying it into the EU requires valid REACH registration ((EC) No 1907/2006). RawSource cannot verify a third-party supplier's registrations — buyers should require documented TSCA and REACH compliance for their jurisdiction and volume (EC 200-399-3).