BioPotent C provides a buffered form of vitamin C and is intended to provide nutritive support for healthy immune function while limiting the upset stomach that is often associated with high levels of vitamin C.*Serving Size:3 Vegetable CapsuleAmount Per Serving Vitamin C (from ascorbic acid, calcium ascorbate, magnesium ascorbate, ascorbyl palmitate and potassium ascorbate) 1200 mg Niacin (from niacinamide) 75 mg Calcium (from calcium ascorbate) 45 mg Lemon bioflavonoids complex (50% bioflavonoids 500 mg Other ingredients:cellulose, vegetable cellulose capsule, silicaUse only as directed. Take 1-3 capsules per day or as directed by your healthcare practitioner.Warning:Do not use if safety seal is broken or missing. Keep out of reach of children. Keep your licensed healthcare practitioner informed when using this product, especially if pregnant or nursing. Keep tightly capped and store in a cool, dry place.