These Are the 16 Superfoods You'll Be Eating in 2019

Seaweed is rich in vitamin A, vitamin C, magnesium, calcium, and zinc, and it's also high in iodine, which you need for healthy thyroid function and regulates energy levels, mood, and weight. Christy Brissette, RD, a registered dietitian and president of 80 Twenty Nutrition in Chicago, recommends ordering seaweed salad at Japanese restaurants or adding dried seaweed to popcorn, trail mix, soup, roasted veggies, and grain bowls.