You’ll get the most out of this veggie’s cancer-fighting antioxidants by eating it raw; cooking onions at a high heat significantly reduces the benefits of phytochemicals that protect against lung and prostate cancer. (Find out how many times men should ejaculate for even more prostate cancer protection.)
Try combining chopped raw onions with tomatoes, avocado, and jalapeño peppers for a blood sugar–friendly chip dip. Finish with a splash of lime juice. Learn why you should never double dip, though.