Usnic Acid

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About Usnic Acid

Usnic Acid is a compound containing an acidic group.[1] Its properties and feel in the finished product may vary depending on the concentration, accompanying ingredients, the formula’s acidity, and manufacturing conditions. In cosmetics, it is used to inhibit the growth of microorganisms.[1] The finish of products containing Usnic Acid may vary depending on the type of formula, such as a cream, gel, serum, or cleanser, and on whether the product is rinsed off after application.

Usnic Acid Details

Ingredient function
Antimicrobial
INCI name
USNIC ACID
CosIng ID
38848

Usnic Acid References

Last updated

This ingredient information is based on publicly available scientific literature, cosmetic ingredient databases, and regulatory sources from various countries. Usage restrictions, permitted concentrations, and labeling requirements may vary by country, region, and product type.

Ingredient preference is a reference metric based on user review data. It does not indicate the efficacy or safety of the ingredient itself.