Funny thing is I have just been reading about this ..from Germany where it is widely used they say it is 20 times more popular than prozac .But in America intense prescription drug promotion and bias means little reliable info is out there .check out Newsmax.com the Mind health Report . 5HTP is another that works pretty well for anxiety, also Europe uses Sam-E a new one is the Serenity formula ..has Rhodiola in it ..