Usnic acid

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Where is Usnic acid found?

Usnic acid is found in medicine, perfumery, cosmetics, and ecology. It exhibits antiviral, anti-inflammatory and analgesic activity. It is also included in creams, powders, toothpastes, mouthwashes, deodorants, hair shampoos, and sunscreen products.

How can you avoid contact with Usnic acid?

Avoid products that list any of the following names in the ingredients:

• (+-)-Uanic acid
• 2,6-Diacetyl-7,9-dihydroxy-8,9b
• dimethyl-1,3(2H,9bh)
• dibenzofurandione
• AI3-50457
• BRN 1299865
• CCRIS 5518
• EINECS 204-740-7
• HSDB 7170
• NSC 8517
• Usnein
• Usniacin
• Usnic acid
• Usninic acid
• Usninsaeure
• Usninsaeure [German]
• Usno

What are some products that may contain Usnic acid?

A clinician's point of view.

Additional resources and links for Usnic acid.

To submit resources or links, please fill out the submission form at the top of this page.

For additional information about products that might contain Usnic acid, visit the Consumer Product Information Database. These lists are brief and provide just a few examples. They are not comprehensive. Product formulations also change frequently. Read product labels carefully and talk to your doctor if you have any questions. These are general guidelines. Talk to your doctor for more specific instructions.