The onion it makes your breath stinky and when you slice one, it may make you cry. But that’s not all the onion does. It turns out that the simple onion is the king of nutritional benefits, and its perks have been known for thousands of years. Historical records reveal that onions have been used as far back as 4000 B.C. as a cure-all for many illnesses. In WW II, the vapors of onion paste were used to reduce the pain and accelerated the healing of soldiers’ wounds.
The onion today is no less powerful. Here’s a look at why you should make at least one medium-sized onion a staple in your daily diet.