Skip to content

Emollient

C20-40 ACID

Updated
85

Safety score · 0–100

Good

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A blend of long-chain fatty acids (C20 to C40) used as a mild cleanser, emulsifier, and emollient. The same types of fatty acids naturally present in skin lipids — extremely well tolerated.

Function

CLEANSINGSURFACTANT - CLEANSING

Skin benefits

  • Mild cleanser and emulsifier
  • Skin-identical fatty-acid profile
  • Good emollient feel

Known concerns

  • Heavy fatty acids may feel waxy or occlusive
  • Rare sensitivity in some users

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related emollients

85
ACACIA VICTORIAE SEED OIL
Emollient
 85
ACETYLATED CETYL HYDROXYPROLINATE
Emollient
 85
ACETYLATED PALM KERNEL GLYCERIDES
Emollient
 85
ACETYLATED SUCROSE DISTEARATE
Emollient
 85
ALPINIA ZERUMBET LEAF WATER
Emollient
 85
ALUMINUM TRISTEARATE
Emollient
 85
ARCTIUM LAPPA SEED OIL
Emollient
 85
BEHENIC ACID
Emollient

Check your shelf

Find C20-40 ACID in your products.

Scan any cosmetic product with LuxSense to see if it contains C20-40 ACID and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.