Spinach
Spinach is known as one of the best sources of potassium. It is also rich in vitamin K, manganese, folate, vitamin A, and iron. Keep in consideration that one cup of raw provides over half of your daily recommended value for vitamin A necessary for healthy vision, immune system, and reproduction.
Moreover, cooked leaves provide over 100 per cent, and you can also sauté in a little olive oil and garlic with dinner or add to a salad.