It really depends on the herb and its attributes and effects. I don't like trying unknown herbs as they can prove dangerous, especially if there is no scientific data to validate its efficacy. To add to that however, I do trust cannabis as it has been proven countless times that it can really be beneficial for so many conditions that it would take an eternity to mention here. Personally I have found a great source
https://herbceo.com/ To educate myself and learn more about it. I even started budtending with their instructions.