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Surfactant

COCAMIDE DEA SESQUI(COCOYL METHYL BETA-ALANINATE)

Updated
30

Safety score · 0–100

Caution

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

About

A foaming surfactant that pairs Cocamide DEA with a cocoyl beta-alaninate. The DEA portion is a Prop 65 carcinogen risk via nitrosamine formation, so we score this in the red.

Function

SKIN CONDITIONING - EMOLLIENTSURFACTANT - EMULSIFYINGHUMECTANTSURFACTANT - CLEANSING

Skin benefits

  • Foaming and thickening surfactant
  • Improves cleanser viscosity

Known concerns

  • Contains Cocamide DEA — potential nitrosamine formation if used with nitrosating agents
  • California Prop 65 listed (Cocamide DEA component)
  • Mild skin/eye irritant
  • Not advised in modern formulation due to DEA family concerns

References

EU

EU CosIng database

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

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Check your shelf

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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.