Is e308 vegan?

E308 is the E-number for synthetic gamma-tocopherol, an antioxidant and form of vitamin E used to prevent fats and oils from spoiling. It is manufactured either through chemical synthesis or by refining oils. The primary natural sources are plant-based vegetable oils such as soybean, sunflower, and corn oil, but tocopherols can also be isolated from animal fats and tissues. E308 commonly appears in processed products containing fats, such as margarine, salad dressings, baked goods, and fried snack foods.

This additive is considered possibly vegan because commercial preparations can be derived from both plant and animal sources, and packaging labels rarely indicate the origin. Plant-based versions utilize vegetable oil distillates, whereas animal-based versions utilize animal fats or byproducts. The final chemical additive is identical regardless of its origin. To determine whether a product containing E308 is suitable for a vegan diet, shoppers must look for an official vegan certification on the label or contact the food manufacturer for clarification.