Ingredient Guide

Xanthan Gum

Also known as: Xanthan Gum, Xanthan

All skin types

What It Is

A polysaccharide produced by bacterial fermentation of sugars. Used in cosmetics as a thickener, stabilizer, and texture modifier.

What It Does

Thickens water-based formulas, stabilizes emulsions, and creates a smooth, gel-like application texture.

Best For

Texture and formula stability — functional ingredient

Benefits

  • Natural-derived and biodegradable
  • Excellent texture-building and stabilizing properties
  • Non-irritating and well tolerated

When to Be Careful

  • Very rare sensitivity — generally considered one of the safest thickeners

Commonly Found In

SerumsMoisturizersTonersVirtually any water-based formula that needs texture

FAQs About Xanthan Gum

What does xanthan gum do in skincare?
It thickens and stabilizes water-based formulas. Without thickeners like xanthan gum, many serums and moisturizers would be too watery to apply effectively or would separate over time.