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An ancient traditional Chinese medicine “wandering free” formula which is at least 700 years old has been proven scientifically to be effective in treating depression. The results of the study will be published in August.

Kami-shoyo-san (加味逍遙散, Jia Wei Xiao Yao San), a traditional Chinese medicine, has been used to treat patients with neuropsychiatric disorders. The Chinese term “xiao yao” means wandering free, which implies its anti-depressive effects.