Ester-C

American Health Ester-C
American Health Ester-C with Citrus Bioflavonoids 1000 mg-90-Tablets 
From the Manufacturers Label: Unique Gentle Form of Vitamin C Non-acidic Ester-C is a breakthrough patented formula that contains naturally-occurring Vitamin C metabolites and is well retained. Delivers advanced antioxidant support Non-acidic: gentle on the digestive tract Well-retained and maximum retention