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Food Allergy Topic Guide
Food Allergy: For someone with a food allergy, eating or swallowing even a tiny amount of a particular food can cause symptoms such as: food allergy is to avoid the foods one is allergic to.
Lactose Intolerance Lactose intolerance is a condition in which milk and milk products (lactose products) are not digestible. Lactose intolerance is caused by a deficiency of lactase in the intestinal wall. Lactose intolerance may appear gradually after childhood. However, the condition can be present at birth. Common symptoms of lactose intolerance include:
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