Ursolic Acid

INCI: URSOLIC ACID

CAS Number
77-52-1
Function
Antioxidant, skin conditioning, skin protecting, soothing
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted for cosmetic use; FDA and CIR have reviewed โ€” considered safe within recommended concentrations

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Widely found in apple peels, rosemary, sage; naturally derived triterpenoid with strong safety profile; no significant toxicity at cosmetic use levels; nine toxicity parameters showed no significant effects

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Concern Level: None

Regulatory Flags

natural-origin

Frequently Asked Questions

Is Ursolic Acid safe in cosmetics?

Widely found in apple peels, rosemary, sage; naturally derived triterpenoid with strong safety profile; no significant toxicity at cosmetic use levels; nine toxicity parameters showed no significant effects The EU classifies Ursolic Acid as "permitted". Safety rating: EXCELLENT.

Is Ursolic Acid allowed in the EU?

Ursolic Acid EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Ursolic Acid do in cosmetics?

Ursolic Acid functions as: Antioxidant, skin conditioning, skin protecting, soothing. It is classified as a cosmetic ingredient in our database. CAS number: 77-52-1.

What is the Margin of Safety for Ursolic Acid?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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