Mellisic Acid

INCI: MELLISIC ACID (SYNONYM: TRIACONTANOIC ACID)

CAS Number
506-50-3
Function
Emollient - moisturizes and softens the skin
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Allowed - not prohibited or restricted; manufacturer bears responsibility for safety substantiation

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Very limited toxicological data specific to cosmetic use; as a C30 long-chain saturated fatty acid, it is generally regarded as low risk. Ultra-long-chain fatty acid (C₃₀H₆₀O₂, MW 452.80) naturally occurring in beeswax and plant waxes; high melting point; functions as a waxy emollient and texture modifier

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Concern Level: High

Frequently Asked Questions

Is Mellisic Acid safe in cosmetics?

Very limited toxicological data specific to cosmetic use; as a C30 long-chain saturated fatty acid, it is generally regarded as low risk. Ultra-long-chain fatty acid (C₃₀H₆₀O₂, MW 452.80) naturally occurring in beeswax and plant waxes; high melting point; functions as a waxy emollient and texture modifier The EU classifies Mellisic Acid as "permitted". Safety rating: MODERATE.

Is Mellisic Acid allowed in the EU?

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

What does Mellisic Acid do in cosmetics?

Mellisic Acid functions as: Emollient - moisturizes and softens the skin. It is classified as a cosmetic ingredient in our database. CAS number: 506-50-3.

What is the Margin of Safety for Mellisic 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.

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