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INCI: SODIUM USNATE
The sodium salt of usnic acid, a compound derived from lichens. It possesses antimicrobial, anti-inflammatory, and antioxidant properties, often used as a natural preservative or skin-purifying agent.
Beneficial for
Safety summary
Generally considered safe in cosmetic concentrations, but high concentrations can be irritating.
CAS Number
39012-86-7
1% line marker
This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.