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Melatonin 5 mg

product on market Capsule 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 short-term sleep disturbances. There is strong evidence supporting its efficacy for reducing sleep latency and improving sleep quality. This specific formulation is considered safe for general use.

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 Veg Capsule(s)
Serving Size
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

Cellulose Vegetable Polysaccharide Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Usage: Take 1 capsule near bedtime with water.

Warnings & Precautions

Keep out of reach of children.

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

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).

Formulation Notes

Non-GMO

Triangle K

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

Vegetarian/Vegan

Additional Information

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.*

Capsule size

Natural color variation may occur in this product.

GMP Quality Assured

Store in a cool, dry place after opening.

Healthy sleep cycle*

~ Free radical scavenger* ~ Gastrointestinal support*

Non-GMO

CODE 3555 V3

General Health

Family owned since 1968.

Triangle K

Metadata

Product Details

UPC / SKU7 33739 03555 4
DSLD Entry Date2017-02-24
Product TypeNon-Nutrient/Non-Botanical
FormCapsule
BrandNOW
DSLD ID71222
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
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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.