Banned substance
Cephaeline and its salts
Safety score · 0–100
Avoid
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Cephaeline is a toxic isoquinoline alkaloid from ipecac and a relative of emetine. It is captured as a prohibited drug substance for cosmetic use, with serious systemic toxicity and no skincare role.
Skin benefits
- Pharmacologically active emetine relative used historically as an emetic drug
- Listed only for completeness in cosmetic prohibition lists
- No cosmetic benefit is recognised
Known concerns
- Highly toxic alkaloid with cardiotoxic and emetic effects
- Banned for use in cosmetic products in the EU and many jurisdictions
- Systemic toxicity even at small doses
- No safe concentration for skin exposure
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related banned substances
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.