Bud of marijuana balanced on the point of a school pencil, in a row of pencils with their eraers pointing up, isolated on white.
A study of middle-school drug prevention published a stunning statement in the journal Addictive Behaviors: Personally threatening children is not the best way to make kids fear cannabis. The study, performed by psychologists at Claremont University in California, is a redux of the Drug Abuse... Read more

Featured Articles

Hemp plant in front of the sunset in a yellow sky.
Little-known facts about cannabidiol and CBD oil.
The United States Capitol building in Washington DC, sunrise.
The FDA is asking for input on how to regulate CBD and cannabis. Here's a guide on how to contribute.
Washington DC, USA at the tidal basin with Washington Monument in spring season.
Project CBD spoke at the FDA's public hearing regarding CBD and cannabis regulation. Here's what we said.
Hemp products concept. Cannabis seeds, coils of rope and green plant on homespun cloth
It's been six months since Congress passed the Farm Bill legalizing hemp for cultivation. It's high time we rectify some common myths about this plant.
Radula liverwort moss on a wet branch.
Dozens of plants – not just cannabis – contain compounds that interact with the endocannabinoid system

Essential reading

Cannabidiol—CBD—is a cannabis compound that has significant medical benefits, but does not make people feel “stoned."
Project CBD has created a beginner’s guide for cannabidiol & cannabis therapeutics to address key questions of CBD users.
Medical cannabis research shows that CBD may be therapeutic for many conditions.
With the growing awareness of CBD as a potential health aid there's also been a proliferation of misconceptions. Find questions and responses to common misinformation.
High dose? Low dose? CBD? THC? Optimizing one's therapeutic use of cannabis may take some experimentation.

Smoke Signals: The Book

Image of the book Smoke Signals

Smoke Signals: A Social History of Marijuana

Get the book by Project CBD director Martin A Lee

  • Winner of the American Botanical Council’s James A. Duke Excellence in Botanical Literature Award
  • “Every American should read this landmark book!” — Douglas Brinkley
Get the book

Upcoming events

Map of upcoming events
New York City , New York , United States
Jun 26, 2019
New York City , New York , United States
Jun 27, 2019
Rockville , Maryland , United States
Jun 29, 2019 to Jul 4, 2019