Depression is the disease of the soul, is the world’s most difficult to express the pain, depression of the world alone and distant, depression’s biggest problem is the extreme lack of self-confidence and disapproval of themselves, because, to prevent depression, the first problem to solve is the most own recognition, acceptance of self, and their own friends. Seven kinds of food can improve mood: 1, chocolate to reduce stress hormone levels to relieve tension; 2, spinach rich in folic acid to eliminate burnout; 3, peanut butter rich in protein to eliminate irritability; 4, salmon rich in omega-3 fatty acids to ward off anxiety; 5, green tea in the theanine calming mood is not easy to get angry; 6, whole grain foods rich in vitamin D to say goodbye to sadness; 7, eggs melon can improve PMS.