Potassium malate is a compound with formula K 2 (C 2 H 4 O (COO) 2 ). It is the potassium salt of malic acid

Potassium Malate is the potassium salt of malic acid . As a food additive, it has the E number. It is used as acidity regulator or acidifier for use in, for example, canned vegetables, soups, sauces, fruit products and soft drinks. It also acts as an antioxidant and as a food flavour.