Stress-Busting Foods: How They Work br Pistachios, as well as other nuts and seeds, are good sources of healthy fats. Eating a handful of pistachios, br Drinking black tea may help you recover from stressful events more quickly. br Fatty Fish To keep stress in check, make friends with naturally fatty fish. br Spinach Too little magnesium may trigger headaches and fatigue, compounding the effects of stress.