Want to choose the best vegetables for losing weight? Make sure to consume your share of lettuce, radishes, broccoli, cauliflower, spinach, and cabbage. Spinach is rich in iron, while cauliflower and broccoli are rich in vitamin C, fiber, and folate. Lettuce and radishes are rich in folic acid, potassium, and manganese. The best fruits are apples, pears, bananas, berries of any kind, citrus of any kind, kiwi, coconut, peaches, and mangos. These fruits are all loaded with vitamin and minerals and are all high in fiber which helps you feel full.