There is no difficulty. Psilocybin is a non-addictive substance.

The only functional group of psilocybin is LSD.

Although psilocybin is not typically tested for, it can be detected in a urinalysis.

No, in psilocybin mushrooms, there is a milder hallucinogenic agent called, obviously, psilocybin. Mescalin is stronger (proportional to how much you are taking) and it is commonly found in a cactus.

The main substances in magic mushrooms that contribute to its 'trippy' nature and Psilocin and Psilocybin. Psilocybin is a prodrug for Psilocin which means the body converts Psilocybin into Psilocin.