Compositions and Methods Comprising a Psilocybin Derivative

This disclosure pertains to new compositions and methods comprising a psilocybin derivative. In one embodiment, the compositions disclosed herein are used for a method of regulating a neurotransmitter receptor, e.g., a serotonin receptor. In one embodiment, the compositions disclosed herein comprise purified compounds, e.g., a purified psilocybin derivative, a purified cannabinoid, or purified terpene.