One large raw onion has only 63 calories, is made up of more than a cup of water, and provides up to 20% of your RDA of vitamin C. Do you tear up when slicing one? Try chilling the onion in the ...

Onions are fantastic to cook with because they add delicious flavour and are very healthy. They are low in calories and high in antioxidants, which means they work to keep you healthy.

1. Rich in Nutrients Onions are low in calories but high in vitamins and minerals, including vitamin C, vitamin B6, folate, ...