Asparagus
This green veggie is high in folic acid, which can help stabilize your mood. "When you're stressed, your body releases hormones that affect your mood," says Geise. "Eating certain vitamins and minerals like folic acid and B vitamins can help keep your mood steady because they're needed to make serotonin, which is a chemical that directly affects mood in a positive way. "Recommended Serving Size: 7 spears, 1/2 inch thick, cooked, 25 calories