Broccoli
Broccoli is highly nutritious vegetable which is rich source of iron like spinach. Study proves that 156-gram of cooked broccoli provides 1 mg of iron. It provides non-heme iron so consuming it with citrus fruits will increase absorption of iron. A serving of broccoli also contains 168% of the RDI for vitamin C, which helps your body absorb the iron efficiently. Broccoli is also rich in folate and provides 6 grams of fiber, as well as some vitamin K. This nutritious vegetable also contain indole, sulforaphane and glucosinolates which are rich in important antioxidants. Research has shown that they are helpful in preventing cancer.