100 Percent pure citric acid (Anhydrous) Powder (granules). Non-GMO, approved for Organic Foods. Used as a flavoring for foods (sour / tart), Emulsifying Agent, Lemon Juice Substitute, Preservative, pH Balancing Agent & to make bath fizzies. Warning: Citric Acid can cause coughing and shortness of breath if inhaled. Skin exposure may cause redness. Long term consumption may erode tooth enamel.