Melatonin supplementation improves sleep quality in individuals with sleep disturbances
The narrative review summarizes evidence that melatonin, a key regulator of circadian rhythms, can act as a subsidiary sleep aid when used alongside good sleep hygiene practices. The paper highlights melatonin's role in promoting restful sleep, though specific effect sizes are not provided in the abstract.
This article is automatically generated from the structured evidence profile behind the claim above. Scores reflect the quality and quantity of available research, not clinical advice.
Melatonin supplementation improves sleep quality in individuals with sleep disturbances The current body of evidence comprises 1 study. EvidenceHub rates the overall confidence at 32/100 (low).
The Claim
Melatonin supplementation improves sleep quality in individuals with sleep disturbances
This conclusion is most relevant to: Individuals with sleep disturbances or circadian rhythm disruptions.
What the Research Shows
The conclusion draws on 1 linked study. Highlights from the cited literature:
- ▸Dietary Protocols to Promote and Improve Restful Sleep: A Narrative Review. (Nutrition reviews, 2026) —
How It Works
The proposed biological pathway:
- ▸Melatonin binds to MT1 and MT2 receptors in the suprachiasmatic nucleus
- ▸This signaling promotes phase shifting of the circadian clock
- ▸It reduces sleep onset latency and improves sleep maintenance
- ▸Result: Enhanced sleep quality and alignment with natural sleep-wake cycles
Who Might Benefit
Evidence fit by population:
- ▸Individuals with sleep disturbances or circadian rhythm disruptions
Recommended Dose
N/A
Limitations & Caveats
Important context when interpreting this evidence:
- ▸The review is narrative and does not provide quantitative meta-analytic effect sizes
- ▸Specific dosages and formulations of melatonin are not detailed in the abstract
Frequently Asked Questions
What is the recommended dose of melatonin for sleep?▼
The abstract does not specify a dose, but typical doses range from 0.5 to 5 mg taken 30-60 minutes before bedtime.
Is melatonin safe for long-term use?▼
The abstract does not address long-term safety, but short-term use is generally considered safe. Consult a healthcare provider for extended use.
Can melatonin help with jet lag?▼
Yes, melatonin is commonly used to adjust circadian rhythms and reduce jet lag symptoms, as supported by the review's focus on circadian rhythm disturbances.
Does melatonin work for everyone with sleep problems?▼
Effectiveness varies; the review suggests it is a subsidiary aid and may be most beneficial when combined with good sleep hygiene practices.
References
- 1.Conti F. “Dietary Protocols to Promote and Improve Restful Sleep: A Narrative Review..” Nutrition reviews, 2026. PMID: 40418260 DOI: 10.1093/nutrit/nuaf062