Min. Order Reference FOB Price
20 kg US$200.00-600.00 / kg
Product Description
Product Description Biotin Supplement, also known as vitamin H or coenzyme R, is a water-soluble B-vitamin (vitamin B7). It is composed of a ureido (tetrahydroimidizalone) ring fused with a tetrahydrothiophene ring. A valeric acid substituent is attached to one of the carbon atoms of the ...