5-HTP: Are antidepressants effective, and if so why?

5-HTP might be as effective as SSRI antidepressants like Prozac. But that might not be saying much. Most (if not all) of the benefits of SSRIs “are due to the placebo effect,” a re-analysis of FDA studies found. Antidepressants and 5-HTP may work in ways that don’t involve boosting serotonin. Continue reading