St. John's wort affects serotonin metabolism and alters brain chemistry much like Prozac. St. John's wort eased depression and insomnia without the side effects of prescription drugs. You need to take it for a couple of weeks before it starts taking effect. This combination may lead to malignant Serotonin syndrome. Avoid taking high doses of kava over a long period of time because skin irritation and inflammation in the eyes will occur.
Exercise is perhaps the single most effective mood elevator.
Many researchers feel that lack of physical exercise may be one of the major reasons for the increasing amount of depression in our society today. Exercise regularly at least four times a week for a half-hour each time is essential. Be outdoor at least an hour a day in the sun especially in winter. Put a full-spectrum light in rooms where you spend the most time in winter is advisable. Tyrosine and phenylalanine are both effective remedy for depression.