Antimicrobial
SODIUM USNATE
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A lichen-derived antibacterial used in deodorants and acne products. Effective but the parent usnic acid has a serious liver-toxicity track record orally and is a known skin sensitizer.
Function
Skin benefits
- Antibacterial against gram-positive flora
- Deodorant action
Known concerns
- Usnic acid hepatotoxicity (oral)
- Contact allergen — lichen sensitization
- Photosensitization risk
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related antimicrobials
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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.