How do I microdose with mushroom capsules? Experts prescribe that newcomers use psilocybin capsules to microdose. When starting your psilocybin journey, make use of a Microdose pill which contains 125mg of powdered dried psilocybin mushrooms. It is recommended that you retain you dose this way for as long as possible. https://sites.google.com/view/psilocybinmicrodosecapsules/home