Min. Order Reference FOB Price
1 gram US$0.50-3.50 / gram
Product Description
Product Name Natural Biotin Part Used Biotin Appearance White Powder Active Ingredient Biotin Specification 99% Min Biotin, also called vitamin H, coenzyme R, is a water-soluble vitamin, belongs to the vitamin B group, B7. It is necessary for the synthesis of vitamin C, it is ...