Green leafy vegetables

cheeseburger when stressed, butgo green at lunch instead. "Green leafy vegetables like spinach contain folate, which produces dopamine, a pleasure-inducing brain chemical, helping you keep calm," says Heather Mangieri, RDN, a spokesperson for the Academy of Nutrition and Dietetics. A 2012 study in the Journal of Affective Disorders of 2,800 middle-aged and elderly people and found those who consumed the most folate had a lower risk of depression symptoms than those who took in the least. And, a 2013 study from the University of Otago found that college students tended to feel calmer, happier, and more energetic on days they ate more fruits and veggies. It can be hard to tell which came first—upbeat thoughts or healthy eating—but the researchers found that healthy eating seemed to predict a positive mood the next day.