ObjectiveThis study used mystery shoppers to assess cannabis retail practices in 5 US states regulating legal nonmedical cannabis retail.MethodsThis mystery shopper study assessed 130 cannabis retailers in 5 cities (Los Angeles [LA], California; Las Vegas [LV], Nevada; Denver, Colorado; Portland, Oregon; Seattle, Washington) in summer 2025. Researchers recor...
Importance: The Oregon Psilocybin Services (OPS) program is the first statewide, regulated framework for legal psilocybin in the U.S. Analyzing inaugural-year utilization and safety is essential for informing policy and equity monitoring. Methods: We conducted a descriptive analysis of statewide aggregate data from the OPS Public Dashboard (January 1-Decembe...
In the past year, the medical regulation of psilocybin-assisted therapy has expanded across additional international jurisdictions, requiring an update to the original medico-legal synthesis. Newly established or clarified regulatory pathways in New Zealand, Germany, Switzerland, the Czech Republic, and at the United States federal level reflect continued ev...
Psilocybin is a federally illegal psychedelic substance that carries positive (e.g., treatment for mood disorders) and negative (e.g., emotional distress) consequences. In 2020, Oregon legalized psilocybin for adult use (21+) at the state level, restricted to designated service centers. In Fall 2024 and Spring 2026 we summarized and compared Oregon’s legal/r...
BACKGROUND: New legal frameworks for supervised psychedelic services are emerging, with Oregon and Colorado implementing programs to train and license psilocybin facilitators. This study describes Oregon's early psilocybin facilitator workforce and assesses state-approved training programs. METHODS: The Open Psychedelic Evaluation Nexus (OPEN) reviewed Orego...
This paper follows 8 scientists who ventured into the world of psychedelics on a quest to find transformational pathways forward. Each have worked on aspects of global environmental change for decades, and observing environmental crises converging into a global polycrisis/metacrisis with genuine potential for collapse, we have all carried psychological burde...
Abstract Background and aims Despite growing popularity and increasing legal access, psychedelic therapy remains financially inaccessible to many. This study was designed to test the feasibility of conducting group psilocybin therapy in low-income adults with depression in Oregon's regulated psilocybin program. Methods An open label, uncontrolled design was ...
The primary aim is to determine the feasibility of enrolling and 15 women with chronic pelvic pain (CPP) that have failed one conventional for CPP to obtain preliminary safety data on a single administration of a moderate dose of pharmaceutical grade psilocybin (25 mg) in combination with psychotherapy sessions (two pre-dose preparatory and three post-dose i...
Despite psilocybin still being a Schedule I substance in the Federal Controlled Substance Act (OHA, 2022), Oregon voters passed Measure 109 in 2020, now codified into law as ORS457A, which allowed for the opening of psilocybin clinics for eligible clients. The passing of Measure 109 allowed for an adult-use model to be created, which is different from a ther...
The purpose for this study is to observe the real world experience of participants who are receiving psilocybin in the context of (alcoholism) Alcohol Use Disorder without intervening in the model of care. The study team will engage directly with the participants to examine the outcomes in participants who have been deemed eligible and appropriate to receive...
This study examines the relationship between psilocybin reforms and usage patterns of prevalent psychedelics in the United States. Given decriminalization efforts in several cities and legalization in Oregon, the author analyzes drug use panel data from University of Michigan's Monitoring the Future project to assess changes in self-reported use of psilocybi...
Due to psilocybin-assisted therapy's success in previous research, growing cultural awareness and use of psilocybin and other psychedelics, the Oregon Psilocybin Services Act passed by ballot measure in 2020 and began offering services in 2023. While the program has had many successes, a significant problem it faces is affordability and no research to date h...
The goal of this clinical trial is to test the feasibility of combining meditation with psilocybin microdosing in healthy adults. The main questions it aims to answer are: 1. Recruitment and retention feasibility 2. Acceptability, Safety and Tolerability 3. Exploratory Measures: 3.1: Explore potential changes in sleep quality and duration, heart rate variabi...
Emerging legal frameworks in Oregon and Colorado license facilitators to support adults receiving psychedelic services. The current legal frameworks are silent regarding facilitators’ personal experience with psychedelics. An eDelphi process recruited 36 experts with at least 5 years’ experience facilitating psilocybin experiences in ceremonial settings, ind...
Emerging legal frameworks in Oregon and Colorado license facilitators to support adults receiving psychedelic services. The current legal frameworks are silent regarding facilitators’ personal experience with psychedelics. An e Delphi process recruited 36 experts with at least 5 years’ experience facilitating psilocybin experiences in ceremonial settings, in...
In the past few years, psilocybin, a psychedelic compound found in "magic mushrooms" (psilocybin mushrooms), has undergone decriminalization in numerous cities across the US and has been legalized in Oregon and Colorado. Proponents of psilocybin decriminalization have emphasized its therapeutic potential in treating mental health disorders. Furthermore, psil...
BACKGROUND: Voter initiatives in Oregon and Colorado authorize legal frameworks for supervised psilocybin services, but no measures monitor safety or outcomes. AIMS: To develop core measures of best practices. METHODS: A three-phase e-Delphi process recruited 36 experts with 5 or more years' experience facilitating psilocybin experiences in various contexts ...