Cleansing Agent

Sodium Cocoyl/Olivoyl Hydrolyzed Oat Protein

INCI: SODIUM COCOYL/OLIVOYL HYDROLYZED OAT PROTEIN

Reviewed by Daisy · Last updated 2 Jun 2026

Also known as: Sodium Cocoyl/olivoyl Hydrolyzed Oat Protein

A plant-derived surfactant and conditioning agent derived from oat and coconut

Best For Skin Types

All, Sensitive, Dry

Addresses

Sensitivity, Barrier repair

Usage Frequency

Daily

What Is Sodium Cocoyl/Olivoyl Hydrolyzed Oat Protein?

Sodium Cocoyl/Olivoyl Hydrolyzed Oat Protein is a mild surfactant created by combining coconut and olive-derived fatty acids with hydrolyzed oat protein. Surfactants are molecules that help oil and water mix together, making them useful in cleansers and formulations that need to remove oils or suspend other ingredients evenly.

Beyond its cleansing role, this ingredient also functions as a skin and hair conditioner, helping to soften the skin barrier and improve the feel of a formula. It can also adjust the thickness (viscosity) of a product, helping formulators achieve the right texture.

How It Works

As a surfactant, this ingredient works by positioning itself between oil and water molecules, allowing them to mix. This lets cleansers lift away sebum, makeup and other oil-based substances from the skin without needing harsh rubbing.

The oat protein component adds conditioning benefits by forming a light film on the skin that helps retain moisture and smooth the skin surface. This dual action—gentle cleansing plus conditioning—makes it suitable for formulations that aim to cleanse without drying.

Clinical Evidence & References

Direct clinical studies specifically on this ingredient are limited. However, both hydrolyzed oat protein and plant-derived mild surfactants have established histories of safe use in skincare formulations.

Oat-based ingredients are well-documented for their skin-soothing and conditioning properties, whilst mild surfactants of this type are widely regarded as gentler alternatives to harsher cleaning agents. Most evidence for its benefits comes from established knowledge of its component parts rather than dedicated efficacy trials.

How to Use

This ingredient is typically used in cleansers, micellar waters and conditioning formulations. Because it is a mild surfactant, it works well for those who prefer gentle daily cleansers. It is often found in products designed for sensitive or reactive skin, though as with any product, introduce it gradually if you have known sensitivities.

Safety & Precautions

Generally considered well-tolerated and mild. As with any surfactant-containing product, some individuals may experience dryness or irritation if overused; patch test if you have particularly reactive skin.

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