Comstock GW, et al. Calcium, vitamin D, and dairy foods and the occurrence of colon cancer in men. Kearney J, et al. The area of China with the lowest micronutrient intake has the highest rate of cancer. Supplementation with vitamin E, selenium and beta-carotene lowers the rate.
Flavonoids protect against stroke.
Keli SO, et al. The USDA advises that we should be eating 3 to 5 servings of vegetables plus 2 to 4 servings of fruit a day to maintain health. That is potentially 9 cups of vegetables and fruit a day. That's a lot of lettuce. Harry Balzer is vice president of NPD Group, a firm that gathers information on the eating habits of Americans.