Diet Plan for Patients of Acidity Problem FOOD ITEMS TO BE AVOIDED FOOD ITEMS TO BE CONSUMED Grains Grains Almost all the whole grains are good for this problem. Brown bread Oat meal Brown rice Cereal Whole grains Note – They are rich in fiber and thus good for acidity problems.     Fruits Fruits High citrus fruits should be avoided Oranges Grape fruit Cranberries Lemon All sour fruits Watermelon Banana Musk melon Papaya Figs Apple Pear Guava Mango Note