U.S. Psychedelic Mushroom Industry The U.S. psychedelic mushroom market size is expected to reach USD 4.32 billion by 2030, growing at a CAGR of 11.5% from 2025 to 2030, according to a new report by Grand View Research, Inc. The use of psychedelic mushrooms and other plant-based entheogens is gaining acceptance in the U.S., with a growing movement to decriminalize their use. Several...