Sodium Benzoate is used as a preservative in several kinds of food products. For example, sauces, pickles, salad dressings and spreads, juices and drinks, jellies and jams and fruit snacks.

It is a good antiseptic. It is bacteriostatic and fungistatic under acidic conditions. It can be used in toothpastes and ointments.

It is also used in adhesives and antifreeze and is an anticorrosive product in oil and grease lubricants.