NOW Foods Vitamin C1000 Complex, 90 Tablets Features : Now Foods Vitamin C 1000 Complex is from Calcium Ascorbate. Now Foods Vitamin C Calcium Ascorbate is not acidic and will not contribute to excess stomach acidity or irritation in sensitive persons. Now Foods Calcium Ascorbate is synthesized from a combination of Ascorbic Acid and Calcium Carbonate to form Calcium Ascorbate. From the FDA's website: "Some scientific evidence suggests that consumption of antioxidant vitamins may reduce the risk of certain forms of cancer. However, the FDA has determined that this evidence is limited and not conclusive." It's designed to quickly and efficiently replenish the vital electrolytes needed to keep you running strong all day long. Now Foods Vitamin C 1000 Complex is from Calcium Ascorbate.Now Foods Vitamin C Calcium Ascorbate is not acidic and will not contribute to excess stomach acidity or irritation in sensitive persons. Now Foods Calcium Ascorbate is synthesized from a combination of Ascorbic Acid and Calcium Carbonate to form Calcium Ascorbate. From the FDA's website: "Some scientific evidence suggests that consumption of antioxidant vitamins may reduce the risk of certain forms of cancer. However, the FDA has determined that this evidence is limited and not conclusive." Ingredients: Vitamin C (from Calcium Ascorbate), Calcium (from Calcium Ascorbate), Citrus Bioflavonoids, Acerola, Rutin. Other Ingredients: Calcium Phosphate, Cellulose, Stearic Acid (vegetable source), Croscarmellose Sodium, Magnesium Stearate (vegetable source), Silica and Vegetarian Coating. Direction: As a dietary supplement, take one tablet daily, preferably with meals. Safety Warning: Do not eat freshness packet. Keep in bottle. Store in a cool, dry place. Please recycle. Supplement Facts: Now Foods Vitamin C-1000 - 90 Tablets Supplement FactsServing Size: 1 TabletServings Per Container: 90Amount Per Serving %DVVitamin C (from Calcium Ascorbate)1 g1667 %Calcium (from Calcium Ascorbate)110 mg11 %Citrus Bioflavonoids250 mg*Acerola50 mg* Rutin 50 mg**Daily Value Not Established Other Ingredients: Calcium Phosphate, Cellulose, Stearic Acid (vegetable source), Croscarmellose Sodium, Magnesium Stearate (vegetable source), Silica and Vegetarian Coating. Legal Statement: *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Our shipping: Most orders paid by 11 am (EST) ship the same day. Holidays add one day.