Skin Conditioning
AMINOLEVULINIC ACID HCL
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A prescription pharmaceutical (Levulan, ALA) used in photodynamic therapy for actinic keratoses and acne. Causes severe light-activated skin reactions — not appropriate as a cosmetic ingredient.
Function
Skin benefits
- Used in photodynamic therapy under medical supervision
- Targeted action on certain skin lesions
Known concerns
- Potent photosensitizer — causes severe sunburn-like reactions on light exposure
- Prescription pharmaceutical, not a cosmetic ingredient
- Must be applied under medical supervision
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related skin conditionings
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.