Sodium benzoate is an odourless, crystalline powder made by combining benzoic acid and sodium hydroxide. Sodium benzoate is best known as a preservative used in processed foods and beverages to extend shelf life by preventing the growth of molds It is also used as a preservative in cosmetics and personal care items, such as hair products, baby wipes, toothpaste and mouthwash.

Sodium benzoate is a food preservative with antibacterial and antifungal properties that's used in many foods and drinks:

Foods: Fruit juices, pickles, salad dressings, jams, fruit-based fillings, carbonated drinks, canned vegetables and olives

Drinks: Soft drinks, sauces, mayonnaises, and margarines