Cholesteryl Butyrate

INCI: CHOLESTERYL BUTYRATE

CAS Number
521-13-1
Function
Skin conditioning agent (emollient/lipid)
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR reviewed within the cholesterol family โ€” safe as used

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

Animal-derived sourcing requires control of heavy metals, pesticide residues, and pathogen/prion contamination.

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Concern Level: Low

Frequently Asked Questions

Is Cholesteryl Butyrate safe in cosmetics?

Animal-derived sourcing requires control of heavy metals, pesticide residues, and pathogen/prion contamination. The EU classifies Cholesteryl Butyrate as "permitted". Safety rating: EXCELLENT.

Is Cholesteryl Butyrate allowed in the EU?

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

What does Cholesteryl Butyrate do in cosmetics?

Cholesteryl Butyrate functions as: Skin conditioning agent (emollient/lipid). It is classified as a cosmetic ingredient in our database. CAS number: 521-13-1.

What is the Margin of Safety for Cholesteryl Butyrate?

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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