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Cannabis or cannabidiol may improve or prevent symptoms of Restless Leg Syndrome in adults

This scoping review synthesized evidence from seven studies (case reports, cross-sectional surveys, post hoc analyses) out of 5,370 records identified up to April 30, 2025. The findings suggest cannabis or CBD may alleviate or prevent RLS symptoms, but the evidence is insufficient for clinical recommendations due to lack of high-quality RCTs.

Last updated: Aug 21, 2026•0 RCTs•📖 Read as article →

Evidence Score

Evidence Score32/100
Human RCT☆☆☆☆☆
Meta-analysis☆☆☆☆☆
Mechanism★★★★★
Safety★★★★☆
Confidencelow

Study Evidence

Study 1. Effect of Cannabinoids use on Symptoms of Restless Leg Syndrome among Adults: A Scoping Review.

observational

Saha S, Tripathi R, Saini LK, Kumar N, Gupta R · Annals of Indian Academy of Neurology (2026)

Participants: N/A
Duration: N/A
Intervention: Cannabis or cannabinoids (including CBD) in various forms
Outcome: RLS symptom severity, symptom prevention
Effect Size: N/A
Population: Adults with Restless Leg Syndrome

Result:

PubMed: 42617004DOI: 10.4103/aian.aian_1168_25

Mechanism Graph

Cannabinoids interact with endocannabinoid system receptors
↓
Modulation of dopaminergic and GABAergic pathways
↓
Reduction of sensory and motor symptoms
↓
Result: Alleviation or prevention of RLS symptoms

Limitations

  • ⚠Only case reports, cross-sectional surveys, and post hoc analyses included; no RCTs
  • ⚠Small number of studies (n=7) and potential publication bias
  • ⚠Heterogeneity in cannabis forms, doses, and outcome measures

Frequently Asked Questions

Is cannabis effective for restless leg syndrome?▼

Current evidence suggests cannabis or CBD may improve or prevent RLS symptoms, but it is based on low-quality studies. High-quality RCTs are needed before clinical recommendations.

What type of studies were included in this review?▼

The review included seven studies: case reports, cross-sectional surveys, and post hoc analyses. No randomized controlled trials were found.

How many records were screened for this review?▼

A total of 5,370 records were identified from databases, and seven met inclusion criteria.

Should I use cannabis for RLS based on this evidence?▼

No, the evidence is insufficient to support clinical recommendations. Consult a healthcare provider for evidence-based treatments.

Products

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References

  1. 1.Saha S, Tripathi R, Saini LK, Kumar N, Gupta R. "Effect of Cannabinoids use on Symptoms of Restless Leg Syndrome among Adults: A Scoping Review.." Annals of Indian Academy of Neurology, 2026. PMID: 42617004 DOI: 10.4103/aian.aian_1168_25
Disclaimer: This content is for educational purposes only and is not medical advice. Evidence scores reflect the quality and quantity of available research, not clinical recommendations. Always consult a healthcare professional before starting any supplement or intervention.