7 of the Most Astounding, Must-Have Superfoods for Those Over 50 Years Old

2. Sweet Potatoes

Sweet potatoes contain beta-carotene, the pigment that gives fruits and vegetables a lively orange/yellow color. Beta-carotene can also boost the production of T-cells to ward off infections and microscopic intruders in our bodies. Plus, with a vitamin C and iron kicker, you’re getting plenty of energy to power you through the day.