What is a betaine?

Published: 29-Nov-2021

Innospec’s Alice Miles sheds some light on this commonly-used amphoteric surfactant

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What is a betaine?

Alice Miles, Senior Applications Chemist for Personal Care, EMEA, Innospec, discusses the benefits and types of betaines available to cosmetic chemists and explains why these workhorse ingredients will be around for many years to come.

Amphoteric surfactants are widely used across many industries, including personal care. They offer benefits to cleansing formulations such as increased mildness, foam boosting, rheology modification and solubilisation of oils. Amphoteric surfactants have both positive and negative charges present in the hydrophilic head group.

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