Biotin, also known as vitamin H and coenzyme R, is a water-soluble vitamin and also belongs to the B vitamin group, B7. It is essential for the synthesis of vitamin C and is indispensable for the normal metabolism of fats and proteins. It is a necessary nutrient to maintain the human body's natural growth, development and normal human function and health.
Biotin content is above 99%, with stable quality, meeting international standards such as ISO, EP, and USP.
High bioactivity, easy absorption, widely used in pharmaceuticals, cosmetics, and food additives.
Factory-direct pricing, sufficient stock, and support for both sample orders and bulk orders.
Item |
Spec. |
Result |
Description |
White to white like crystalline powder |
Conforms |
Identification |
Should meet the requirements |
Conforms |
Specific Rotation |
+89°~ +93° |
+90.1° |
Loss on drying |
≤0.2% |
0.04% |
Melting range |
229℃-232℃ |
229.8℃-231.2℃ |
Ash |
≤0.1% |
0.03% |
Assay |
98.5% ~ 100.5% |
99.92% |
Solution color and clarity |
Solution clarity and the samples should be light in color standard |
Conforms |
Heavy Metals |
≤10mg/kg |
<10mg/kg |
Lead |
≤2mg/kg |
0.07mg/kg |
Arsenic |
≤1mg/kg |
0.12mg/kg |
Single impurities |
≤1.0% |
0.6% |
Total impurities |
≤2.0% |
0.6% |
Total number of colonies |
≤1000cfu/g |
<1000cfu/g |
Yeasts and Moulds |
≤100cfu/g |
<100cfu/g |
Diarrheogenic Escherichia coli |
Not be detected(25g) |
Not Detected |
Salmonella |
Not be detected(25g) |
Not Detected |
Conclusion |
Conform to USP40 |
|
Biotin is used in hair growth, skin care and nail care supplements. Promotes hair follicle health, improves brittle nails and maintains normal skin metabolism.
Vitamin B7 is used as food nutrition fortifier in cereals, dairy products, beverages and functional food to supplement Vitamin B7.
Applied as pharmaceutical raw material for compound vitamin preparations and metabolic conditioning medicines.
Weight |
Packing method |
1kg |
bag/kg, box outside (double plastic bag + Aluminum foil bag inside) |
10kgs,25kg or more |
by Drums or carton (2 layers plastic bag inside) |
Weight |
Delivery mothod |
Delivery time |
Destination |
1kg-25kgs |
EMS,DHL,UPS,Fedex |
3-7days |
Door to door |
25kgs-100kgs |
DHL,FedEx,by Air |
3-7days |
Door to door (to Airport by Air) |
more than 100kgs |
by Air |
3-7days |
Door to Airport |
by Sea |
10-35days |
Door to port |
Biotin (Vitamin B7) is widely used in dietary supplements for hair growth, skin and nail health. It is also utilized in the food industry as a nutritional fortifier and in the pharmaceutical industry for compound vitamin preparations.
Our Biotin raw material has a high purity level of above 99%. It meets strict international standards and conforms to USP40 specifications, as verified by our Certificate of Analysis.
For smaller orders (1kg), it is packed in bags with double plastic bags inside and an aluminum foil bag outside, with a box outer. For bulk orders of 10kg, 25kg or more, it is packed in drums or cartons with 2-layer plastic bags inside.
Delivery typically takes 3-7 days via express (EMS, DHL, UPS, FedEx) or air cargo. For larger shipments over 100kg, sea shipping is also available and takes between 10-35 days depending on the destination port.
Yes, Biotin (Vitamin B7) is a water-soluble B-group vitamin, which ensures high bioactivity and easy absorption when applied in pharmaceuticals, cosmetics, and food additives.
Yes, we support both sample orders and bulk orders to meet different testing and manufacturing requirements, backed by stable supply and factory-direct pricing.