Good Cosmetic Ingredient

C40-60 Acid

INCI: C40-60 ACID

CAS Number
Not assigned (UVCB — mixture of C40-C60 fatty acids)
Function
Surfactant — emulsifying; viscosity controlling
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Expected adequate; formal MoS calculation may require supplier-specific toxicological data

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Limited published toxicological data available; long chain length provides inherent safety through low absorption and low reactivity, but CPSR assessors may require supplier toxicological data pack or read-across justification from shorter-chain fatty acid data to formally establish margin of safety.

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Concern Level: Moderate

Frequently Asked Questions

Is C40-60 Acid safe in cosmetics?

Limited published toxicological data available; long chain length provides inherent safety through low absorption and low reactivity, but CPSR assessors may require supplier toxicological data pack or read-across justification from shorter-chain fatty acid data to formally establish margin of safety. The EU classifies C40-60 Acid as "permitted". Safety rating: GOOD.

Is C40-60 Acid allowed in the EU?

C40-60 Acid EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does C40-60 Acid do in cosmetics?

C40-60 Acid functions as: Surfactant — emulsifying; viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (UVCB — mixture of C40-C60 fatty acids).

What is the Margin of Safety for C40-60 Acid?

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.

Compliance Tools

Check C40-60 Acid compliance across multiple jurisdictions:

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Ingredient Decoder
Paste a full ingredient list for instant analysis
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82 Allergen Checker
Check for EU declarable fragrance allergens
 🧪
Substance Compliance
Check compliance across 55 jurisdictions
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

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