Antioxidant · INS 321

BHT

A synthetic antioxidant (butylated hydroxytoluene) used to keep fats fresh. The evidence on its safety is mixed.

Butylated hydroxytoluene (BHT) is a synthetic antioxidant closely related to BHA, used in oils, cereals and snacks.

What the research says

Animal studies have produced mixed results, and IARC does not classify it as a carcinogen. It remains permitted within limits.

CleanPlate verdict

Worth watching. Tocopherols (vitamin E) are a cleaner way to protect fats.

Worth watching
CleanPlate rating
Also listed asINS 321
TypeAntioxidant
RatingWorth watching
Rated products with it0
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