Sweet potatoes are a super food for athletes because they are an excellent source of iron, which promotes the oxygenation of muscles to allow you to perform. Sweet potatoes are also a source of vitamin C and E and beta -carotene, all of which have antioxidant properties promoting muscle regeneration . Regarding the fight against the disease , folic acid , iron, copper, calcium and fiber in this vegetable helps to lower cholesterol, blood pressure and homocysteine levels . These nutrients also strengthen the immune system , fight cancer , contribute to bone strength and fight against intestinal diseases . So you understand why add delicious and nutritious sweet potatoes to your dinner just takes common sense.