DURHAM, N.C. – The largest clinical trial performed to date on the popular herbal supplement St. John's wort (Hypericum perforatum) has found it to be no more effective than placebo for the treatment ...
Among over-the-counter (OTC) products for depression, St. John’s wort, saffron, probiotics, and vitamin D have the strongest evidence of efficacy, new research showed. However, folic acid and lavender ...
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