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 ...

or red. Green onions, or scallions, are immature bulb onions harvested before the bulb forms. One medium onion (about 1 cup) ...

Eating about one cup full of chopped raw red onions, which is about 170 grams, is ideal. This means you'll get about 64 ...