PEG-8 Propylene Glycol Cocoate

What is PEG-8 Propylene Glycol Cocoate?

PEG-8 Propylene Glycol Cocoate is a synthetic compound formed by ethoxylating propylene glycol with eight units of ethylene oxide and esterifying it with fatty acids from coconut oil. It belongs to the family of PEG esters commonly used in cleansing products like shampoos, body washes, and facial cleansers, as well as in lotions and creams. In formulations, it functions by reducing surface tension to aid in dirt removal and foam generation as a surfactant, forming a protective layer on skin for emolliency, and bridging oil and water phases to create stable emulsions. This multi-role capability makes it valuable in rinse-off and leave-on cosmetics where smooth texture and effective dispersion are needed.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1-3 View on EWG →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Emollient
Softens and smooths skin by filling in surface roughness and improving slip; can also help reduce moisture loss when paired with occlusives and film formers.
Surfactant
Lowers surface tension to enable cleansing, emulsifying, and foaming; central to shampoos, body washes, and many emulsions and micellar systems.
Emulsifying agent
Enables stable mixing of oil and water phases by forming an interfacial film, helping create lotions, creams, and cleansers with consistent texture.

Benefits

Provides softening effect by mimicking natural skin lipids to improve texture.

Supports gentle cleansing through mild surfactant action that foams and rinses easily.

Enhances product stability by evenly blending ingredients for consistent application.

Who It's For

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

Who May Benefit Who Should Avoid
People with dry skin seeking added smoothness from emollients.
Those sensitive to polyethylene glycol derivatives.
Individuals preferring mild surfactants in daily cleansers.
People with coconut oil allergies, though rare in processed forms.
Users of emulsions like lotions needing reliable texture.
Individuals avoiding ethoxylated ingredients due to personal preference.

Safety Notes

  • Rated low hazard by safety assessments with controlled impurities.
  • Typically non-comedogenic and suitable for most skin types.

Frequently Asked Questions about PEG-8 Propylene Glycol Cocoate

What does PEG-8 Propylene Glycol Cocoate do in products?

It softens skin, helps cleanse by foaming, and stabilizes oil-water mixtures.

Is it safe for sensitive skin?

Generally mild with low irritation potential per safety reviews.

Where is it commonly found?

In shampoos, body washes, lotions, and creams for texture and cleansing.