Data suggests that folate may have modest benefits for helping to reduce symptoms of depression. It likely works best in those that are deficient and when taken for longer periods of time.
Creatine is a popular supplement for body-building for increasing muscle power. However, research over the last two decades suggests that it might have antidepressant effects as well.
Emotional Freedom Technique is a controversial mental health treatment that combines tapping acupuncture points with verbal statements to clear negative emotions and trauma. However, a large volume of research is starting to suggest potential benefits.
Research suggests that chronic infections may lead to inflammation that can worsen mental health outcomes or even cause mental illness.
The introduction of Prozac and SSRI medications profoundly changed the treatment of depression. It's worth exploring the research to try and understand the efficacy and side effects of standard antidepressant medications.