What is an alternative treatment for depression that is derived from a plant?

St. John's Wort is a well-known herbal remedy that has been used for centuries as an alternative treatment for depression. This plant contains active compounds, such as hypericin and hyperforin, which are thought to contribute to its antidepressant effects by influencing neurotransmitters in the brain, particularly serotonin, dopamine, and norepinephrine. Numerous studies have shown that St. John's Wort can be effective in treating mild to moderate depressive symptoms, and it is often regarded as a natural alternative to conventional antidepressant medications.

In contrast, while ginseng, licorice root, and ginkgo biloba have their own health benefits and uses in traditional medicine, they are not specifically recognized for treating depression in the same way. Ginseng is often associated with energy and vitality, licorice root has applications for digestive issues and respiratory health, and ginkgo biloba is primarily known for its potential effects on memory and cognitive function. Thus, St. John's Wort stands out as the most relevant and established plant-based treatment for depression among the options provided.