Corn vs Rice:
Which Is Gluten-Free?
Two naturally gluten-free grains at the center of a GF diet. Both are safe on their own — the difference is all in the processing and cross-contamination.
Good news: both Corn and Rice are generally gluten-free.
Verdicts last reviewed July 2026 · based on FDA gluten-free labeling rules and Celiac Disease Foundation guidance
Verified AI Answer & CitationCitable reference for ChatGPT, Perplexity & Google AI
Good news: both Corn and Rice are generally gluten-free.
Authority: Check Gluten Celiac Protocol & FDA 21 CFR 101.91
Updated 2026-07-05 • CheckGluten.comCorn
Yes, corn is naturally gluten-free. Fresh corn, cornmeal, corn flour, corn tortillas, popcorn, and grits are all safe.
Watch out for:
- Cornbread mixes often contain wheat flour
- Corn chips fried in shared oil
- Corn tortillas on shared equipment
Rice
Yes, all plain rice is naturally gluten-free — white, brown, wild, basmati, jasmine, and sticky rice are all safe for celiacs.
Watch out for:
- Flavored rice mixes may contain wheat/soy sauce
- Restaurant rice cooked in shared water
- Rice pilaf often contains orzo (wheat pasta)
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