Is Corn/Maize Gluten Free?

Gluten Free
Naturally gluten-free.
Corn is a gluten-free cereal grain. Both sweet corn and field corn are safe for coeliac sufferers.

Coeliac Disease

FSANZ confirms corn as GF. Common in Australia.

Gluten Sensitivity (NCGS)

FDA recognises corn as naturally GF.

Why Does Corn/Maize Not Contain Gluten?

Corn proteins (zeins) are fundamentally different from gluten prolamin proteins. It's a staple GF grain.

Australia vs United States

Australia (FSANZ)

FSANZ

United States (FDA)

FDA

Nutrition Information

Nutrition Facts
Per 100g ยท Typical serve: 100 g (yellow, whole kernel, dry)
Energy1527 kJ / 365 kcal
Protein9.4g
Fat, total4.7g
Saturated fat0.7g
Carbohydrate74.3g
Sugars0.6g
Dietary fibre7.3g
Sodium35mg

Source: USDA FDC. 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

Contamination from shared equipment (especially if milled with wheat), high-fructose corn syrup (safe GF but health concerns), No restrictions. Can eat freely in any form., No restrictions. Excellent staple.

Gluten Free Alternatives

If you need a gluten free substitute, consider: Rice, quinoa, millet, sorghum, buckwheat.

Medical disclaimer: This is general information about gluten content, not medical advice. If you have coeliac disease, non-coeliac gluten sensitivity, or a wheat allergy, always consult your doctor or accredited practising dietitian before making dietary changes. Product formulations change. Always read the label.

Frequently Asked Questions

Is Corn/Maize gluten free?

Corn is a gluten-free cereal grain. Both sweet corn and field corn are safe for coeliac sufferers.

Can coeliacs eat corn/maize?

FSANZ confirms corn as GF. Common in Australia.

Related Foods in Grains and Cereals

Wheat Barley Rye Oats White Rice Brown Rice Wild Rice Quinoa

More from RefDat

Looking for kitchen gear that handles gluten-free cooking? See RefDat's Australian reviews of rice cookers for coeliac-friendly options. 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

WHO

Last reviewed: May 2026