Type A positive should eat foods that are fresh, pure, organic and still in the natural state. Red meat should be taken completely out of the diet and stick with more of a vegetarian diet. Poultry is acceptible along with fish, Turkey is the best of those meat choices. You can eat fruits either in their raw form or they can be steamed and for protein one should eat beans, mostly soy, black beans and lentils. There are a few fruits and veges that should be avoided like tomatos and citrus fruits.