Sodium benzoate (benzoate of soda) is a white crystalline soluble compound used as an anti-bacterial and anti-fungal agent in preserving food, as an antiseptic, and in making dyes and pharmaceuticals. It has the formulaNa(C6H5COO). Sodium benzoate often causes allergic reactions and skin disorders in people. Sodium benzoate is frequently used as a preservative in milk and meat products. Research Sodium Benzoate