D-alanine is used to manufacture new kind of broad-spectrum antibiotic, D-alaninol and compound new sweetness-Alitame. Description: White crystal or crystalline powder, dissolves in water, taste sweet, fragrance. Function: D-alanine is one important organic chiral source, it is used in chiral medicine, chiral additives, and it is chiral source of chiral synthesis in pharmaceutical and food ...