A customized formulation of Ester-C with bioflavonoids. Ester-C is a patented nutritional product that contains ascorbic acid and calcium demonstrated to enhance absorption and retention of vitamin C. This formulation is non-acidic and minimally irritating to the intestines. Esterol also provides 3 types of bioflavonoids - quercetin, rutin, and proanthocyanidins. Ester-C vitamin C is corn-source.
*  Note: Unless otherwise noted, this product has not been evaluated by the Food and Drug Administration. Our natural products are not intended to diagnose, treat, cure, or prevent any disease.