American Health, Ester-C, 500 mg, 60 Capsules

Gentle and Non-AcidicPatented Vitamin C Formula24-Hour Immune SupportDietary SupplementNon-GMO Ester-C® is a breakthrough patented Vitamin C formula supported with naturally occurring metabolites. Metabolites help enhance the absorption of Vitamin C by your white blood cells, an important part of your immune system. Ester-C® has a neutral pH, making it non-acidic and gentle on the stomach. In a daily 1,000 mg dose, Ester-C® delivers 24-hour immune support... So once a day is all you need.