Stress can lead to snacking-which is okay, but only if you choose the right nosh. "Some nutrients can enhance mood, while fatty comfort foods can physically bring you down because they're harder to digest," says Marisa Moore, R.D.N., a nutritionist in Atlanta and a spokesperson for the Academy of Nutrition and Dietetics.

Choose these four foods instead to create calm from the inside out.

More from Shape:
The 12 Best Power Foods for Women
The 10 Best Bras for Running
This Wristband Helps You Lose Weight