Cleansing Agent

Cocamidopropyl Betainamide Mea Chloride

INCI: COCAMIDOPROPYL BETAINAMIDE MEA CHLORIDE

Reviewed by Emma · Last updated 14 Aug 2026

Also known as: Cocamidopropyl Betainamide Mea Chloride

A coconut-derived surfactant that cleanses and stabilises foam in formulations

Best For Skin Types

All, Sensitive

Addresses

Oil control, Cleansing

Effective Concentrations

2-5%

Usage Frequency

Daily

What Is Cocamidopropyl Betainamide Mea Chloride?

Cocamidopropyl Betainamide Mea Chloride is a surfactant—a cleansing agent—derived from coconut oil. It belongs to a class of ingredients called betaines, which have both water-loving and oil-loving properties. This dual nature allows it to lift dirt, oil, and makeup from the skin whilst keeping formulations stable.

In skincare products, it typically serves as a secondary cleanser or foam booster rather than the primary cleansing agent. It's gentler than many traditional surfactants and is often chosen for formulations designed for regular use.

How It Works

Surfactants work by surrounding oil and dirt particles with one end of their molecule whilst their other end faces water. This allows dirt to be rinsed away with water. Cocamidopropyl Betainamide Mea Chloride achieves this action whilst maintaining a neutral to near-neutral charge, which typically means less irritation to the skin compared to more heavily charged surfactants.

It also stabilises the air bubbles in foam, which is why it's used in cleansers where consumers expect a foaming action.

Clinical Evidence & References

Published clinical data specific to this ingredient in skincare is limited. However, as a betaine surfactant, it shares the mild, non-irritating profile characteristic of this chemical class. Betaines are often chosen by formulators for sensitive skin or products intended for daily use because they disrupt the skin barrier less readily than stronger surfactants.

Safety and tolerance have been established through decades of use in personal care products, though individual patch testing is always recommended for those with reactive skin.

How to Use

This ingredient is used in rinse-off products such as facial cleansers and body washes, where it typically appears mid-way down the ingredient list. There is no need to adjust usage based on the presence of this ingredient alone; follow the instructions for the specific product. It can be used daily as part of a cleansing routine, morning and evening, or as directed by the product label.

Safety & Precautions

Generally well-tolerated and considered safe for use in rinse-off cosmetics. As with any surfactant, it may cause irritation if products are left on the skin for extended periods or in very high concentrations, though typical formulation levels are designed to minimise this risk.

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