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BHT

AntioxidantPreservative

Also known as: Butylated Hydroxytoluene, Dibutylhydroxytoluene, E321

A synthetic antioxidant used to prevent oxidation and rancidity in cosmetic products containing oils and fats.

Benefits

Prevents product oxidation, extends shelf life of oil-containing products, antioxidant.

How to Use

Present as a formulation ingredient at very low concentrations.

Technical Details
Typical Concentrations0.01%-0.1%
Research Summary

CIR-reviewed as safe at cosmetic concentrations. Effective antioxidant for product stability. Controversial in clean beauty.

Cautions

Controversial ingredient. Some animal studies suggest concerns at very high doses. Considered safe at cosmetic concentrations by CIR.

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