Benzoic Acid is a solid without any color. It is used for the synthesis of various organic substances. This acid is prepared commercially as well as in laboratories. It is used in making many chemicals. In some plants benzoic acid also occur naturally like in cranberries. Cranberry juice is used in preventing kidney stones and other urinary infections. It can also help in curing Candida infections. If you drink cranberry juice in large quantities then you can get diarrhea or an upset stomach.