Min. Order Reference FOB Price
1 Grams US$2.00-2.60 / Grams
Product Description
Your nootropics raw materials one-stop shop! Vitamin B12 Vitamin B12, also known as cobalamin, is a water-soluble vitamin involved in metabolism. It is one of eight B vitamins. It is required by animals, which use it as a cofactor in DNA synthesis, and in both fatty acid and amino acid metabolism. ...