Kale is an excellent source of vitamins A, C and K, manganese and copper. It is also a great source of calcium, fiber, potassium, vitamins B6, E and B2. Kale also contains magnesium, iron, omega-3 fatty acids, protein and folate. It is known to be an anti-inflammatory, antioxidants, aids in detoxification, promotes heart health, healthy visions and it is said to be preventative. Kale can incorporated into salads, soups, smoothies and even served sauteed style.