Mission To empower individuals with clear, evidence-based knowledge about nootropics — enabling smarter, safer, and more informed cognitive enhancement decisions. We aim to bridge the gap between scientific research, ethical reflection, and real-world use in a world where mental performance matters more than ever. Vision We envision a future where cognitive enhancement is accessible, ethical,…
At Greendoor, we focus on cognitive enhancement — but we understand that mental performance doesn’t exist in isolation. Physical health, especially chronic conditions like diabetes, has a direct and profound impact on how we think, feel, and function. The connection between blood sugar, mood, focus, and brain fog is real — and often overlooked. Diabetes…
Greendoor stands for more than cognitive enhancement — it’s a mindset. A willingness to ask better questions, explore smarter solutions, and challenge how we think about mental performance in a demanding world. We’re not a clinic. We’re not a supplement brand.We’re a platform built by people who’ve been there — battling brain fog, losing focus,…
Our Story Greendoor wasn’t built in a lab — it was born out of lived experience, late nights, and a relentless drive to think more clearly in a world that demands too much. It started with one question:What if there were better ways to optimize how we think, focus, and function? From Brain Fog to…
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 percolate, protocols get shared, and curious minds connect. The Greendoor Clubhouse isn’t just a page — it’s a space. A meeting ground for those navigating the complex, fascinating world of nootropics and cognitive enhancement. Whether you’re microdosing for focus, stacking adaptogens for burnout, or just exploring the basics — you’re among…