- 24-Hour Immune Support
- Gentle on the Stomach
- 100% Vegetarian
- Take Once Daily
American Health 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's unique, chemical-free manufacturing process neutralizes pH, making it non-acidic and gentle on the stomach. In a daily dose, Ester-C delivers 24-hour immune support. Added Citrus Bioflavonoids may help your body better absorb and utilize Vitamin C.*
Ingredients & Nutritional Facts
Nutrition Facts
| % Daily Value* | ||
| Calcium 110 mg 8% (as Ester-C® Calcium Ascorbate) | ||
| Vitamin C 1,000 mg (1 g) 1,111% (as Ester-C® Calcium Ascorbate) | 1000mg | 1111% |
* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.





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