Usnea Longissima Extract

INCI: USNEA LONGISSIMA EXTRACT

CAS Number
Not assigned (complex botanical extract)
Function
Skin conditioning, antioxidant
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted for cosmetic use; no specific restriction

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Contains usnic acid (hepatotoxic orally); ensure usnic acid content is characterized and controlled; limited CIR/SCCS assessment data available

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Concern Level: High

Regulatory Flags

plant-extract

Frequently Asked Questions

Is Usnea Longissima Extract safe in cosmetics?

Contains usnic acid (hepatotoxic orally); ensure usnic acid content is characterized and controlled; limited CIR/SCCS assessment data available The EU classifies Usnea Longissima Extract as "permitted". Safety rating: MODERATE.

Is Usnea Longissima Extract allowed in the EU?

Usnea Longissima Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Usnea Longissima Extract do in cosmetics?

Usnea Longissima Extract functions as: Skin conditioning, antioxidant. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (complex botanical extract).

What is the Margin of Safety for Usnea Longissima Extract?

not established 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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