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…
This is where ideas take shape, protocols are shared, and curious minds connect. The Greendoor Clubhouse is not only a page. It is a space where people come together to navigate the complex landscape of nootropics and cognitive enhancement. Whether you are exploring microdosing, stacking adaptogens, or learning the basics, you are among peers who…
Greendoor began with a simple question. What if thinking better did not have to rely on guesswork. In a world shaped by pressure, burnout, and information overload, clarity has become one of the most valuable resources a person can cultivate. Whether you are new to nootropics or already exploring cognitive enhancement, Greendoor offers a place…