2. Sweet Potatoes

Your body needs Vitamin A. Preformed Vitamin A is found in foods like liver, milk, and eggs. However, you don’t want too much preformed Vitamin A. Sweet potatoes contain carotenoids (that’s what gives them their orange color). Carotenoids are plant pigments that convert to Vitamin A. And here’s the great thing: they only convert when your body is in need of vitamin A!