"Leafy greens are high in phytonutrients and antioxidants, as well as vitamins A, E, C, and K," Davis said. "These vitamins are essential for a healthy immune system and glowing skin." Eat them in a salad, fold them into a pasta dish (try spinach, mozzarella, and tomato), or add them to your breakfast omelet or smoothie.
Image Source: POPSUGAR Photography / Sheila Gim