Ever wonder which root Vegetable gives lots of nutrients and improve the resistance power in our body for eating just once in a week. That is none other than a sweet potato. I think the only vegetable with the combo of taste and health is sweet potato.  Overweight people may obsess in eating sweet potato concerned about their weight gain. But avoiding this vegetable will decrease immunity power and causes indirectly in stopping the weight loss regimen. It places a vital role in and health and beauty care. It improves the skin tone and it has got fiber and vitamin K, Vitamin D, Vitamin C, Calcium and  Potassium and Iron. It has 35% to 90% A vitamin which improves eyesight.