- Type
- Antioxidant preservative
- How serious
- Low severity
- Evidence
- Emerging evidence
Why it is flagged
Weak hormonal activity reported at high doses; considered lower concern than BHA at cosmetic levels.
Health topics it bears on
Sources
- 11. List of Permitted Preservatives (Lists of Permitted Food Additives) Health Canada, 2025
- BHT and your health Health Canada, 2024
- Opinion on Butylated Hydroxytoluene (BHT) (SCCS/1636/21) Scientific Committee on Consumer Safety, 2021
- Scientific Opinion on the re-evaluation of butylated hydroxytoluene BHT (E 321) as a food additive European Food Safety Authority, 2012
Also listed as
bht, e321