Medical cannabis
Early researchSmall sleep benefits, mostly in people with chronic pain.
In trials of people with chronic pain, medical cannabis brought a small improvement in sleep quality.1
Condition
Psychedelics for insomnia & sleep: what the evidence shows
Trouble falling or staying asleep, or sleep that doesn't feel restful.
Substance by substance
One card per substance, strongest evidence first. A substance that isn’t here has no published clinical evidence for this condition yet.
Keep reading
Does CBD Help With Sleep? What Science SaysWhat the mixed research says about CBD, doses and sleep.Read the article 
Medical Cannabis for Mental HealthHow THC and CBD work, which conditions have real evidence, dosing, risks and legal access.Read the article 
Can Lucid Dreaming Help Our Mental Health?Research suggests lucid dreaming may benefit our waking lives. What the science says so far.Read the article Research databaseNew studies, summarisedHundreds of papers on psychedelics and mental health, each with a plain-language summary and key facts.Browse the database Sources
Numbered in the order they appear above. We only use peer-reviewed papers, official company announcements (for trial status and topline results), regulators and trial registries.
