Oatmeal is an excellent breakfast alternative for people adhering to a low-acid diet. It’s an excellent source of filling fiber and could help stabilize blood glucose levels. When topping off a hot bowl of oat meal with fresh fruit, be sure you stay away from the ones high in acid (. blueberries and cranberries). Brown rice may be a healthy choice if you’re following a low-acid diet. It’s an excellent source of fiber, which could help regulate the intestine, plus it’s heart healthy and chock full of Vitamin b, which could help maintain your body active.