Potassium Cocoyl Glutamate

What is Potassium Cocoyl Glutamate?

Potassium Cocoyl Glutamate is a potassium salt formed from coconut fatty acids and the amino acid glutamic acid. This naturally derived anionic surfactant results from amidation of coconut oil-derived fatty acids with L-glutamic acid, followed by neutralization with potassium hydroxide. It appears in shampoos, body washes, facial cleansers, and baby products. In formulations, it reduces surface tension to create stable foam, emulsifies oils, and lifts away dirt and impurities. Its mild nature helps maintain the skin's natural moisture balance during cleansing, while offering light conditioning to hair by smoothing the cuticle and reducing friction for easier detangling.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1 View on EWG →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Hair conditioning
Improves softness, shine, and manageability by reducing friction and static; commonly achieved with cationic agents, silicones, oils, or conditioning polymers.
Surfactant
Lowers surface tension to enable cleansing, emulsifying, and foaming; central to shampoos, body washes, and many emulsions and micellar systems.
Cleansing agent
Removes dirt, oil, and impurities by lowering surface tension and forming micelles, enabling soils to be lifted and rinsed away from skin, hair, or teeth.

Benefits

Supports gentle cleansing without harsh stripping of natural oils.

Provides mild foaming action suitable for daily use in washes and shampoos.

Contributes to hair conditioning by improving manageability and softness.

Who It's For

A quick guide for who this ingredient may suit (and who should be cautious).

Who May Benefit Who Should Avoid
Individuals with sensitive skin seeking non-irritating cleansers.
People with rare coconut-derived ingredient sensitivities.
People preferring natural-derived surfactants over sulfates.
Individuals allergic to glutamic acid derivatives.
Those with dry or reactive skin needing mild hair and body care.
Those experiencing irritation from amino acid-based surfactants.

Safety Notes

  • Rated low hazard by environmental working group assessments.
  • Demonstrates low potential for skin and eye irritation in safety evaluations.

Frequently Asked Questions about Potassium Cocoyl Glutamate

Is Potassium Cocoyl Glutamate natural?

It derives from coconut fatty acids and glutamic acid, making it naturally sourced and biodegradable.

Safe for sensitive skin?

Yes, its mild surfactant properties suit sensitive and baby skin formulations.

Does it cause breakouts?

Rated non-comedogenic, unlikely to clog pores.