A powerhouse for heart health, grapefruit contains vitamin C, folic acid, and potassium, along with pectin, a soluble fiber that may be a strong ally against atherosclerosis. Pink and red varieties also have vitamin A and lycopene, a phytochemical that protects arterial walls from oxidative damage. To get the juiciest specimens, select fruits heavy for their size and make sure to try them in this refreshing salad.
With a mere 60–70 calories per pound, lettuce is high on the list of diet-friendly foods. Romaine lettuce alone is a great source of B vitamins, folic acid, and manganese, which helps regulate blood sugar and is essential for proper immune system function. Choose other dark green or purple varieties such as green or red leaf for the most nutrients, and toss with a zesty homemade vinaigrette, or use in this hearty Layered Cobb Salad.
These brightly colored vegetables are packed with potassium, folic acid, antioxidants, and sulfur compounds that aid in digestion. Don’t forget the leafy green tops, which contain six times the vitamin C and more calcium than the roots. Thinly slice and toss in a fresh green salad or julienne for coleslaw. Try this recipe for grilled chicken with sweet-and-sour cucumber-radish salad.
Tender and flavorful, this leafy green is rich in iron, folic acid, and vitamin K. It also contains disease-fighting antioxidants beta-carotene and vitamin C, as well as the phytochemical lutein, which protects eyes against age-related macular degeneration. Use as a substitute for lettuce in salad, lightly sauté with shredded carrot, sliced mushrooms, and garlic for a savory omelet filling, or try this simple Seasoned Spinach recipe for a quick and nutritious side dish.