Ascorbic Acid by NOW Foods at Supplementstogo.com is another name for Vitamin C. Vitamin C is a popular antioxidant and one of the most widely used vitamins in the world. Fine Ascorbic acid is a bioavailable form of Vitamin C in a powder form, so it can be combined with other powdered supplements or dissolved in liquid for easy ingestion.From the FDA's website: "Some scientific evidence suggests that consumption of antioxidant vitamins may reduce the risk of certain forms of cancer. However, FDA has determined that this evidence is limited and not conclusive."DetailsServing Size: 1/2 TeaspoonSuggested Use: As a dietary supplement, take 1/2 level tsp 1 to 3 times daily, in juice or water.Free of: sugar, salt, starch, soy, wheat, milk, yeast, excipients.Other Ingredients: NoneWarnings: NoneDisclaimers: NoneSupplementstogo.com is your source for great NOW Foods products.