Other / Pharma Intermediate
trans-4-cyclohexyl-L-proline monohydrochloride
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A cyclohexyl-modified proline hydrochloride used as a pharmaceutical intermediate, not a typical cosmetic ingredient. Limited safety data; conservative caution band.
Skin benefits
- Modified proline used as pharmaceutical building block
Known concerns
- Pharma intermediate; no established cosmetic role
- No CIR/SCCS dossier identified
- HCl salt may locally irritate at higher levels
- Defaults to caution given absent cosmetic data
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related other / pharma intermediates
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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.