Xanthan Gum

Thickener · E415

What is Xanthan Gum, and why is it used?

A polysaccharide made by bacterial fermentation that thickens liquids and stabilizes sauces.

Origin

Produced by fermenting sugars with Xanthomonas campestris bacteria.

Function

Small amounts make liquids thicker and keep particles suspended — common in dressings and gluten-free baking.

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General education only, not medical advice. Drafted Oct 2026 · pending qualified expert review.