Iron and zinc. Vegetarians can get iron and zinc from plant sources, but in smaller amounts and in a form less easily absorbed. MFP factor in lean beef in chili, for example, improves absorption of iron from the beans. In particular, active people who are at risk of anemia can benefit from eating lean red meats 2 to 4 times per week. Zinc promotes healing, helps strengthen immunity, and is part of many enzymes that help your body function.
Animal foods are the richest source of easily absorbed zinc.
The chief disadvantage of animal proteins is saturated fat, the main culprit in heart disease. Although improved breeding and trimming have made lower-fat meats available, the fattier cuts are often the most tempting. You can learn how to eat meats healthfully. At a restaurant, a lean roast beef sandwich is a good red meat choice. Drain the ground meat in a colander after cooking, then rinse it well with hot water to remove even more of the fat.