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Zea Mays Gluten Protein

Low concern

Despite the name, corn 'gluten' is not the wheat gluten that triggers celiac disease and does not contain the offending prolamins. It is a conventional corn protein product.

Found in

344 products

What it is

Corn gluten (maize protein concentrate) — protein-rich co-product of corn wet milling.

Protein source in animal feed and some processed foods.

What regulators actually say

"Gluten-containing grains are wheat, rye, barley, and crossbreeds — corn is not included."

FDA Gluten-Free Labeling of Foods — fda.gov

"Maize prolamins (zeins) are not toxic to celiac patients."

PMC: Maize prolamins and celiac disease — ncbi.nlm.nih.gov

Regulatory status

United States — FDA

Conventional food/feed product.

European Union — EFSA

Permitted; not classified among gluten-containing cereals.

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