The Di - P - Toluoyl - D - Tartaric Acid is an alpha-hydroxy-carboxylic acid and is a dihydroxyl derivative of succinic acid. It is widely in use in the field of pharmaceuticals. It is used to improve the taste of oral medications. It is used to chelate metal ions such as magnesium and calcium. It is used as a leavening agent in recipes. The offered Di - P - Toluoyl - D - Tartaric Acid is very useful and safe.