Specimen No. 0036
CautionDerivedemollientemulsifier
Stearic Acid
stearic acid · octadecanoic acid · cetylacetic acid
A saturated fatty acid used as an emollient and emulsifier. Inherently safe, but sourcing matters — palm oil-derived stearic acid raises deforestation concerns.
high confidence
Researched April 18, 2026Specimen 0036Stearic Acid
Concerns
- Sourcing concern — often palm-derived, linked to deforestation and habitat destruction
- Comedogenic at higher concentrations
- No toxicological concerns at cosmetic levels
Documented benefits
✓ plant-derived
Commonly found in
LotionCreamSoapShaving productsMakeup
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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