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surfactant

Disodium Cocoamphodiacetate

Generally safe·Moderate evidence

A coconut-derived amphoteric surfactant used alongside primary detergents to soften foam and reduce irritation, similar in role to cocamidopropyl betaine. It has a generally good safety record, with occasional mild eye or skin irritation reported mainly in leave-on or highly concentrated rinse-off products.

Worth knowing

  • Can irritate, especially left on

Questions

Is disodium cocoamphodiacetate safe for sensitive skin?
This amphotheric (mild) surfactant is derived from coconut oil and is gentler than many anionic soaps. Published data supports safety at typical cleansing concentrations, though the low-concern flag reflects occasional reports of mildness variation depending on formulation and pH.
Why use this instead of other surfactants?
Disodium cocoamphodiacetate is both cleansing and mild, making it suitable for face and body washes marketed to sensitive skin. Its coconut origin appeals to consumers preferring plant-derived ingredients.

Products with Disodium Cocoamphodiacetate

References

Cosmetic information for general education, not medical advice. A verdict is a reading of the published evidence, never a guarantee for your skin: any ingredient can irritate someone, so patch test new products and see a professional if you react. Concern is graded on cited evidence, never on hazard-score lists. See how we score.