High potassium foods are foods with potassium content of more than 250mg per 100g, specific potassium supplement foods are as follows: 1, high potassium staple foods, such as potatoes, taro, cassava and other root foods; 2, potassium is mostly concentrated in the cereal skin, so the potassium content of coarse grains is higher than fine grains; 3, high potassium vegetables, such as bamboo shoots, spinach, groundnut leaves; 4, high potassium mushrooms and algae, such as shiitake mushrooms, silver fungus, dried fungus, dried seaweed and nori 5, high potassium fruits, such as dates, bananas, dried cinnamon, raisins and persimmon cake, and potassium is concentrated in the peel, so the fruit with skin, potassium content is higher than the peeled fruit; 6, protein-rich food, potassium content is also higher, so eat more protein-rich fish, poultry, eggs, lean meat and soybean food; 7, potassium is easily soluble in water, so thick vegetable soup, fruit juice, meat juice contains higher potassium.