Which of the following cereal grains is gluten-free and commonly used in gluten-free products?
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Remember the acronym BROW (Barley, Rye, Oat, Wheat) for gluten-containing grains.
While oats are often cross-contamited, wheat, rye, and barley are the primary sources of gluten.
Rice and maize (corn) are safe, gluten-free altertives.