Stress is a major contributor to health problems. If you suffer from stress, eat more fruits and vegetables. That may sound too simple but it is a proven stress reliever. Eat at least two servings of fruit and three of vegetables a day to help your body deal with stress. Would you believe a banana, for instance, can help alleviate stress? A banana is loaded with vitamin B6 and vitamin B6 can help the body create mood-boosting serotonin. Having a stressful day? Grab a banana.