Psychedelics are not magic. They typically trigger serotonin receptors.
https://en.wikipedia.org/wiki/Psychedelic_drug
This might be useful for interventions by medical experts. Like narcotics are useful for surgical interventions or antibiotics are useful against bacteria infections.
https://www.livescience.com/16287-mushrooms-alter-personalit...
https://www.rollingstone.com/culture/culture-features/the-ps...
DO NOT use psychedelics to solve your problems or when you are in a bad mood. You risk a bad trip causing PTSD and panic disorder or worse.
https://en.wikipedia.org/wiki/Bad_trip
https://www.reddit.com/r/Drugs/comments/36gj2h/can_ptsd_be_c...
https://psychonautwiki.org/wiki/Set_and_setting#Mental_State