- Tertiary butylhydroquinone (TBHQ) is a synthetic antioxidant used to preserve the freshness of fats and oils in various products.
Contents
How is it Made?
TBHQ is produced through a chemical process that involves the reaction of hydroquinone with isobutylene. This process introduces a tert-butyl group into the hydroquinone molecule, resulting in TBHQ.
Uses
Food Production
- Preservative: Added to processed foods like crackers, microwave popcorn, and frozen meals to extend shelf life by preventing fat oxidation.
- Stabilizer: Used in edible animal fats and unsaturated vegetable oils to maintain quality during storage.
Pharmaceuticals
- Excipient: Incorporated into certain medicinal formulations to enhance stability and prolong shelf life.
Cosmetics
- Antioxidant: Included in cosmetic products to prevent the degradation of ingredients and maintain product efficacy.
Health Benefits and Safety
Possible Side Effects
- At high doses, TBHQ has been associated with adverse effects in animal studies, including potential carcinogenicity and DNA damage. However, regulatory agencies have determined that TBHQ is safe for human consumption at the approved levels.
Labeled as E319 in food additives.