Anoxomer (E323) is a food additive. It was designed to allow the introduction of established antioxidants in a non-absorbable manner in order to avoid potential health risk associated with their digestion. Anoxomer is an antioxidant, it protects food from deterioration caused by oxidation. Anoxomer may be safely used as an antioxidant in food at a level of not more than 5,000 parts per million based on fat and oil content of the food.