From the Manufacturer's 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 & maximum retention**
No Gluten, No Yeast, No Wheat, No Milk or Milk Derivatives, No Lactose, No Soy, No Egg, No Grapefruit, No Sugar, No Preservatives, No Artificial Color, No Artificial Flavor, No Sodium.<br />
For more than 40 years, Puritan's Pride has helped families achieve a lifestyle of wellness. Our vitamins and supplements are made with care from the highest quality ingredients. They are tested or inspected as many as 15 times throughout the manufacturing process. That's why you can shop with confidence. We take pride in our products and helping customers feel their best.