Specimen No. 0019
AvoidSyntheticpreservativeantioxidant
BHT (Butylated Hydroxytoluene)
butylated hydroxytoluene · bht · 2,6-di-tert-butyl-4-methylphenol
Synthetic antioxidant used to extend shelf life in cosmetics and food. Linked to hormone disruption and potential carcinogenicity.
medium confidence
Researched April 18, 2026Specimen 0019BHT (Butylated Hydroxytoluene)
Concerns
- Possible endocrine disruptor — estrogenic activity in animal studies
- Liver enzyme induction at high doses
- Bioaccumulates in fatty tissue
- Some evidence of carcinogenicity [inference]
Regulatory flags
- ⚑EU restricts in cosmetics — max 0.8%
- ⚑Some endocrine disruption evidence at high doses
Commonly found in
MoisturizerLip productsHair productsProcessed foodPackaged cereals
Sources & references
Last researched: April 18, 2026
Research disclaimer: This rating is based on available peer-reviewed research and regulatory assessments at the time of publication. It is not medical advice. Consult a qualified professional for personal health or skin concerns.
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