CBD and Sleep: What the Research Can Tell Us
Written and medically reviewed by Gregory A. Smith, M.D.Medically reviewed · Updated
Sleep studies do not all test the same product or the same sleep problem. An improvement during a study is not automatically proof that CBD caused it.
Read the comparison, not only the headline
A randomized study of 1,793 adults with sleep disturbance compared six formulations containing CBD, melatonin, and combinations with other cannabinoids over four weeks. The study found no significant difference between 15 mg CBD isolate and the tested melatonin-containing formulations.
All six groups received active products; there was no inactive placebo group. The study therefore cannot show that CBD outperformed placebo. It also does not establish that one of Red Pill Medical’s formulations will have the same result.
Randomized trial of cannabinoid formulations and melatonin for sleep (2023)Compare the formulations studied
The other linked sleep studies answer different questions. One tested an oil containing both THC and CBD, another tested CBD with terpenes, and the systematic review pooled a range of cannabis and cannabinoid products, largely in people with chronic pain. These results cannot all be attributed to CBD alone.
Medicinal cannabis improves sleep in adults with insomnia: a randomised double-blind placebo-controlled crossover study.Effects of a cannabidiol/terpene formulation on sleep in individuals with insomnia: a double-blind, placebo-controlled, randomized, crossover study.Medical cannabis and cannabinoids for impaired sleep: a systematic review and meta-analysis of randomized clinical trialsCompare the evidence for CBD and chronic painDescribe the sleep problem before choosing a product
For your appointment, distinguish trouble falling asleep from waking repeatedly, waking early, or feeling unrefreshed. Write down your usual bedtime, wake time, naps, and when the problem began. Include anything that changed around that time.
Ask whether the next step should be an evaluation of the cause rather than a product trial. Mention snoring, breathing interruptions noticed by someone else, and daytime sleepiness so the clinician has a fuller picture.
CBD dosage for sleep: what trial amounts can tell us
The amount used in a study describes that experiment. It does not establish the right amount for you. Products with additional cannabinoids or melatonin also cannot be compared by CBD milligrams alone.
If your clinician recommends a trial, agree beforehand on what you will record and when you will review the result. Useful notes include sleep timing, next-day functioning, and any unwanted effects. Ask what would be a reason to stop or reconsider.
Review the whole evening routine
Bring your medication and supplement list, including occasional sleep products, and the label of any CBD product you are considering. Ask your clinician to review the combination before adding another ingredient.
A sleep diary gives the conversation a starting point. Keep it practical: what you took, when you went to bed, how the night went, and how you felt the following day.
Review CBD interactions with prescriptions and sleep medicinesCommon questions
Is CBD proven to work better than melatonin?
The 1,793-person trial did not show a significant difference between the tested CBD isolate and melatonin-containing formulations. That is not proof that all products are equivalent or that either is right for you.
Does a study of cannabis also prove that CBD works?
No. Check whether the intervention contained THC, CBD alone, or a mixture, and whether the participants had the same problem you do.
Can I combine CBD with my sleep medicine?
Ask your prescriber or pharmacist to review the exact combination before adding CBD. Include over-the-counter sleep aids in that review.
Sources
- Randomized trial of cannabinoid formulations and melatonin for sleep (2023)
- Medicinal cannabis improves sleep in adults with insomnia: a randomised double-blind placebo-controlled crossover study.
- Effects of a cannabidiol/terpene formulation on sleep in individuals with insomnia: a double-blind, placebo-controlled, randomized, crossover study.
- Medical cannabis and cannabinoids for impaired sleep: a systematic review and meta-analysis of randomized clinical trials
This information is educational and is not a diagnosis, treatment recommendation, or personal dosing plan. Red Pill Medical products are not intended to diagnose, treat, cure, or prevent any disease. These statements have not been evaluated by the FDA. Discuss CBD with a licensed clinician before use, especially if you take medication. Do not stop or change prescribed treatment on your own.
Bring your questions to a provider
Red Pill Medical products are available through our network of clinicians and independent pharmacies. Start with a short intake, then schedule your required video consultation so a professional can review your health history and medication list. Bring your product label and questions to discuss with your clinician.
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