PEG-20 Methyl Glucose Distearate

What is PEG-20 Methyl Glucose Distearate?

PEG-20 Methyl Glucose Distearate is a synthetic ingredient formed by combining methyl glucose, derived from plant starches like corn, with stearic acid from vegetable oils, then ethoxylated with 20 units of polyethylene glycol for water solubility. This creates a versatile surfactant and emulsifier commonly used in oil-in-water emulsions such as moisturizers, sunscreens, and cleansing lotions. It functions by reducing surface tension between oil and water phases, forming a stable interfacial film that prevents separation and delivers a smooth, spreadable texture. As an emollient, it mimics natural skin lipids to fill surface imperfections, enhancing slip and reducing evaporation. Its mild surfactant properties support gentle foaming and dispersion in rinse-off products, making it suitable for everyday cosmetic formulations focused on texture and stability.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 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 a smooth, velvety feel by softening skin's outer layer.

Stabilizes lotions and creams for even application and lasting consistency.

Supports mild cleansing action in washes without stripping moisture.

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 emollient textures in daily moisturizers.
Those with known sensitivity to ethoxylated ingredients.
Users of emulsion-based products like lotions for improved spreadability.
People avoiding PEG compounds due to personal preferences.
Individuals preferring stable, non-separating formulas in their routines.
Users concerned about potential impurities in non-purified sources.

Safety Notes

  • Rated low hazard by EWG, indicating limited concerns at cosmetic levels.
  • Non-comedogenic, unlikely to clog pores based on ratings.

Frequently Asked Questions about PEG-20 Methyl Glucose Distearate

What is PEG-20 Methyl Glucose Distearate made from?

It derives from plant-based methyl glucose and stearic acid, ethoxylated for solubility in cosmetics.

Is it safe for daily use?

Yes, it's considered low hazard by EWG and suitable in typical cosmetic concentrations.

Does it clog pores?

No, it has a comedogenic rating of 0, making it non-pore-clogging.