Is e320 vegan?

E320 is the European food additive code for butylated hydroxyanisole, commonly known as BHA. It is a synthetic antioxidant used primarily to prevent fats and oils from oxidizing and turning rancid, which helps preserve freshness, flavor, and color in processed foods. Manufacturers frequently add it to products containing fats, such as vegetable oils, margarine, potato chips, snack foods, breakfast cereals, chewing gum, dehydrated potatoes, and dry baking mixes.

This additive is produced commercially through chemical synthesis, typically by reacting 4-methoxyphenol with isobutylene, both of which are sourced from petrochemicals. The entire manufacturing process relies strictly on synthetic and petroleum-based raw materials, with no animal tissues, fluids, or animal-derived processing aids involved at any stage. Because E320 is entirely synthetic and does not originate from or utilize animal sources, the ingredient is vegan.