Greendoor exists for the thinkers, the strivers, and the curious, individuals navigating a world where mental performance plays a significant role in personal and professional success. Whether you are studying for finals, building a startup, or working to stay sharp through daily demands, we help you make informed and ethical decisions about cognitive enhancement. Students…
Mission To empower individuals with clear and evidence-based knowledge about nootropics so they can make smarter, safer, and more informed decisions about cognitive enhancement. We aim to bridge the gap between scientific research, ethical reflection, and real-world use in a world where mental performance is increasingly important. Vision We envision a future where cognitive enhancement…
At Greendoor, we focus on cognitive enhancement, but we recognize that mental performance does not exist on its own. Physical health plays a major role in how people think, feel, and function, and chronic conditions such as diabetes can influence cognitive clarity in significant ways. The relationship between blood sugar, mood, focus, and brain fog…
Greendoor represents more than cognitive enhancement. It reflects a mindset and a willingness to ask better questions, explore smarter solutions, and rethink how we approach mental performance in a demanding world. We are not a clinic and we are not a supplement brand. We are a platform built by people who have struggled with brain…
Our Story Greendoor was not created in a lab. It grew out of lived experience, late nights, and the search for clearer thinking in a world that asks too much from too many people. It began with a simple question.What if there were better ways to optimize how we think, focus, and function. From Brain…
Green Door is certified by the Department of  Mental Health and provides assessment, psychiatric services, medications, case management by community support workers and counseling. Specifically, Green Door provides: Psychiatric Services Medication Management and Health Education Individual and Group counseling Community support and case management assistance 24-hour support in times of emergencies Help for clients with substance abuse problems…
Green Door’s successes are great because we see the individual, not the illness. The people we help are members of our community and we treat each with the dignity and respect they deserve. We work closely with our clients to help them meet the goals that they set; and once met, work to exceed them. The progress made by…
About Greendoor Greendoor is a platform for people who think deeply and want to think more clearly. We explore nootropics, cognitive enhancement, and mental performance with curiosity, caution, and respect for the complexity of the human brain. Founded by cognitive researcher and nootropics enthusiast Liam T. Donovan, Greendoor is built on the belief that better…