Substitute for Xanthan gum
What it does in a recipe: Powerful gluten-mimic and thickener: tiny amounts matter.
3 substitutes, ranked by what's already in your pantry. Amounts are dataset values — US and metric where a ratio exists.
Psyllium husk
per 1/4 tsp xanthan (per cup GF flour)
Gums differently — a softer, more bread-like crumb.
What changes: Softer crumb; needs extra water
Best for: GF bread baking
Ground chia or flax
per 1/4 tsp xanthan (per cup GF flour)
Adds slight specks; binds well.
What changes: Specks, slightly denser
Cornstarch (thickening only)
per 1/4 tsp xanthan (sauces)
Safety: This swap changes the recipe's chemistry — use only as described.
Avoid in: any baked good — it cannot replace xanthan's binding
For sauces: replaces the thickening, not the baking role.
What changes: Sauces only — not a baking binder
Related swaps
Common questions
- What can I use instead of Xanthan gum?
- Cornstarch (thickening only): 1 Tbsp. Ground chia or flax: 1 Tbsp per cup of GF flour.
- What is the exact ratio to substitute Xanthan gum?
- Cornstarch (thickening only) (per 1/4 tsp xanthan (sauces)) — US: 1 Tbsp. Metric: 8 g.
- What changes when you substitute Xanthan gum?
- Softer crumb; needs extra water. Specks, slightly denser.
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