Cleansing Agent

Peach Kernel Oil Glycereth-8 Esters

INCI: PEACH KERNEL OIL GLYCERETH-8 ESTERS

Reviewed by Daisy · Last updated 14 Aug 2026

Also known as: Peach Kernel Oil Glycereth-8 Esters

A plant-derived surfactant that cleanses whilst maintaining skin's natural oils

Best For Skin Types

All, Sensitive, Dry

Addresses

Dryness, Sensitivity, Barrier repair

Usage Frequency

Daily

What Is Peach Kernel Oil Glycereth-8 Esters?

Peach Kernel Oil Glycereth-8 Esters is a surfactant derived from peach kernel oil that has been chemically modified with glycerol and ethylene oxide. It functions as a mild cleansing agent that can dissolve both water-soluble and oil-soluble substances, making it useful in formulations designed to remove makeup, sebum and impurities without over-stripping the skin.

This ingredient bridges the gap between traditional harsh surfactants and gentler oil-based cleansers. Because it retains the conditioning properties of its plant oil origin whilst gaining cleansing capability, it appears frequently in micellar waters, gentle cleansing lotions and makeup removers aimed at sensitive or compromised skin barriers.

How It Works

The ingredient works through its molecular structure, which has both water-loving and oil-loving regions. This allows it to surround oil and dirt particles, lifting them away from the skin so they can be rinsed off with water. Unlike harsher surfactants that strip away all surface oils indiscriminately, peach kernel oil glycereth-8 esters are designed to be more selective.

Because the molecule retains properties from the original peach kernel oil, it also deposits a light conditioning film on the skin during cleansing, which helps offset the drying effects typically associated with surfactant use.

Clinical Evidence & References

Formal clinical studies specifically on peach kernel oil glycereth-8 esters are limited. The ingredient is primarily supported by established cosmetic chemistry principles and formulators' empirical experience rather than published clinical trials.

Peach kernel oil itself has a long history of use in skincare and is generally recognised as well-tolerated and conditioning. The glycereth-8 ester modification is a standard industrial technique for creating milder surfactants, though robust comparative efficacy data for this particular derivative would strengthen confidence in specific claims around gentleness or barrier preservation.

How to Use

This ingredient is typically used as part of a cleansing product rather than applied directly. Use it as you would any gentle cleanser—apply to damp skin, massage gently, and rinse thoroughly with water. It works well in both morning and evening routines and can be layered with other actives without concern, as its role is purely cleansing rather than treatment.

Safety & Precautions

Generally well-tolerated across skin types, including sensitive skin. As with any surfactant, excessive use or prolonged contact may cause mild irritation; rinse thoroughly after use.

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