Is Water Gluten Free?
Coeliac Disease
Plain water is completely safe.
Gluten Sensitivity (NCGS)
Same as coeliac guidance.
Why Does Water Not Contain Gluten?
Water is a pure liquid with no proteins or gluten.
Australia vs United States
Australia (FSANZ)
FSANZ treats water as gluten free. Australian tap and bottled water is safe.
United States (FDA)
FDA treats water as gluten free. US tap and bottled water is safe.
Nutrition Information
Source: USDA FDC (live). Values are for the generic food in its standard form. Branded products may vary. Always check the product label for the most accurate nutrition information.
What to Watch For
No gluten risks.
Gluten Free Alternatives
If you need a gluten free substitute, consider: Sparkling water, coconut water, herbal tea.
Frequently Asked Questions
Is Water gluten free?
Tap, filtered, or bottled water contains no gluten. Water is hydrogen and oxygen.
Can coeliacs eat water?
Plain water is completely safe.
Related Foods in Drinks
More from RefDat
Explore more reference data at refdat.com.
How We Verify This
Every food in our database is reviewed against current FSANZ and FDA gluten-free standards. Brand data is verified against manufacturer labelling. We cross-reference with Coeliac Australia ingredient lists and the USDA FoodData Central database. When Australian and US standards differ, we apply the stricter standard.
Sources
FSANZ guidelines, Coeliac Australia
Last reviewed: May 2026