Many foods we consume regularly are high in potassium. Let's look at these foods: Fruits: Bananas, oranges, cantaloupe, honeydew, apricots, and grapefruit. Fruit Juices: Orange juice, tomato juice, grapefruit juice, apricot juice, and prune juice. Vegetables: Spinach and broccoli (cooked), sweet potatoes, potatoes, mushrooms, peas, pumpkins, zucchini, and leafy greens. Beans and Legumes: Soybeans, kidney beans, lima beans, pinto beans, and all lentils. Fishes: Tuna, halibut, trout, mackerel, and cod. Other foods: Salt substitutes, meats, poultry, nuts, brown and wild rice, whole wheat bread, pasta, and bran and bran cereal.