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Melatonin 5 mg

product on market Tablet or Pill NOW Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Melatonin is a hormone that regulates sleep-wake cycles and is used to manage insomnia or jet lag. There is strong evidence supporting its efficacy for short-term sleep improvement. The ingredient profile is generally recognized as safe for most adults when used as directed.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Melatonin 5 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
120
Servings
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

5 mg
Market median: 3.0mg (984 products) 240 studies (A:2, B:109)

Other Ingredients

Microcrystalline Cellulose Hypromellose Stearic Acid Silicon Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: Take 1 tablet daily near bedtime with water.

Warnings & Precautions

Caution: For adults only at bedtime.

Not for pregnant or nursing women.

May cause drowsiness. Do not use in conjunction with alcoholic beverages, when driving a vehicle, or while operating machinery.

Consult physician if taking medication (especially sedatives and anti-depressants) or have a medical condition (including depression, high blood pressure and epilepsy).

Keep out of reach of children.

Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish, or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Formulation Notes

Melatonin is a potent free radical scavenger naturally produced in the pineal gland and present in high amounts in the gastrointestinal tract. It is involved in many of the body, brain and glandular biological functions including regulation of normal sleep/wake cycles, regulation of the immune system and maintenance of a healthy gastrointestinal lining.

NOW Melatonin Sustained Release tablets allow for steady release and more gradual, sustained utilization.

Natural color variation may occur in this product.

Sustained Release Healthy Sleep Cycle Gastrointestinal Support

Non-GMO

Vegetarian/Vegan

Triangle K (Kosher)

Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish, or tree nut ingredients.

This sustained release tablet is formulated to release over a 4 hour period.

Additional Information

Triangle K (Kosher) GMP Quality Assured

General Health Family owned since 1968.

Store in a cool, dry place after opening.

Metadata

Product Details

UPC / SKU7 33739 03554 7
DSLD Entry Date2024-05-23
Product TypeNon-Nutrient/Non-Botanical
FormTablet or Pill
BrandNOW
DSLD ID313770
Data Updated2026-04-11
Research

Research Evidence

291
Research Sources
55
Avg Quality
129
Meta Analysis
93
Systematic Review
51
Rct
11
Clinical Trial
2
Other
2
Regulatory Source
1
Openfda Safety
A Interventions for preventing delirium in hospitalised non-ICU patients
Meta Analysis The Cochrane database of systematic reviews 2016 PubMed DOI
A Melatonin for preoperative and postoperative anxiety in adults
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Effect of melatonin on quality of life and symptoms in patients with cancer: a systematic review and meta-analysis of randomised controlled trials
Meta Analysis BMJ open 2022 PubMed DOI
B Pharmacological interventions for prevention of weight gain in people with schizophrenia
Meta Analysis The Cochrane database of systematic reviews 2022 PubMed DOI
B Melatonin for pre- and postoperative anxiety in adults
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
B Prevention of depression in adults with long-term physical conditions
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
B Comparative effects of pharmacological interventions for the acute and long-term management of insomnia disorder in adults: a systematic review and network meta-analysis
Systematic Review Lancet (London, England) 2022 PubMed DOI
B Does melatonin administration reduce the incidence of postoperative delirium in adults? Systematic review and meta-analysis
Meta Analysis BMJ open 2023 PubMed DOI
B Second-generation antidepressants for preventing seasonal affective disorder in adults
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
B Interventions for preventing type 2 diabetes in adults with mental disorders in low- and middle-income countries
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
View all evidence for Melatonin →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.