Emulsifier

Methyl Gluceth-20

INCI: Glucam ™ E-20

Reviewed by Emma · Last updated 18 Aug 2026

Also known as: Glucam ™ E-20

Functions as a moisturising and conditioning ingredient

What Is Methyl Gluceth-20?

Methyl gluceth-20 is made by combining polyethylene glycol with glucose to create a new compound. In cosmetics, it functions as a humectant and conditioning ingredient. According to its manufacturer, methyl gluceth-20’s (also known by its trade name, Glucam ™ E-20) low irritation potential makes it ideal for sensitive skin formulations. The independent Cosmetic Ingredient Review panel has found methyl gluceth-20 safe as used in cosmetics, where concentrations range from 4–15%, with rinse-off products typically containing greater amounts.

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Other forms of Methyl Gluceth-20

These appear on ingredients lists under different names but are the same substance. Methyl Gluceth-20 is the common form.

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