120 Capsules 24-Hour Immune Support*Gentle on the Stomach*Take Once DailyPatented Vitamin C FormulaEster-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 1,000 mg dose, Ester-C delivers 24-hour immune support...so once a day is all you need.* Added Citrus Bioflavonoids may help your body better absorb and utilize Vitamin C.* No Gluten No Yeast No Wheat No Milk or Milk Derivatives No Lactose No Soy No Eggs No Grapefruit No Sugar No Preservatives No Artificial Color No Artificial Flavor No Sodium Non-GMO