Grain intolerance involves the digestive system’s inability to properly process certain grains, resulting in discomfort and various symptoms. This condition is a non-immune response, unlike grain allergies, which are immune reactions to specific proteins found in grains, potentially causing severe symptoms like hives, swelling, or anaphylaxis. Grain intolerance generally leads to milder, primarily digestive-focused symptoms and does not involve the immune system.

• Bloating and gas
• Abdominal pain
• Diarrhea or constipation
• Nausea
• Indigestion
• Headaches

If you regularly experience digestive discomfort such as bloating, abdominal pain, or irregular bowel movements after eating grain-based foods, it may be advisable to consider a test for grain intolerance. This is particularly important if these symptoms disrupt your daily activities or if the specific cause of your discomfort is unclear, as it could indicate intolerance to specific grains or other dietary sensitivities, including gluten intolerance.

Managing grain intolerance involves identifying and avoiding the specific grains that cause discomfort. This may include wheat, rye, barley, and others. Read food labels carefully and look for grain-free or alternative grain options like rice, quinoa, or oats. For nutrients typically found in grains, such as fiber and B vitamins, include other dietary sources. Consulting with a dietitian can help in creating a balanced diet plan while avoiding problematic grains. Keeping a food diary can be beneficial in identifying which grains cause symptoms and monitoring dietary adjustments.