Buffered Vitamin C Capsules contains high-purity ascorbic acid buffered with carbonates of calcium and magnesium. Buffered C has an acid-alkaline buffering action that can help control the increased acidity often associated with allergic reactions. Developed by Stephen A. Levine, Ph.D. Suggested Use: As a dietary supplement, 2 to 4 capsules, two or three times daily between meals, or as directed by a healthcare practitioner. Serving Size 4 capsules Servings per container 30 Amount per serving: Vitamin C (as Ascorbic Acid) 2000 mg Calcium (as Calcium Carbonate) 380 mg Magnesium (as Magnesium Carbonate) 208 mg Other ingredients: Hydroxypropyl methylcellulose, cellulose, silicon dioxide, stearic acid. These nutrients are of the highest quality and purity obtainable, and do not contain preservatives, diluents, or artificial additives.