Home/ Supplements/ Melatonin/ Melatonin 1 mg

Melatonin 1 mg

product on market Tablet or Pill NOW Safety: 90/100
90/100

This product looks safe

  • Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

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

Melatonin is supported by strong evidence for managing sleep onset, while magnesium and vitamin B6 contribute to relaxation and neurotransmitter synthesis. Niacin supports general metabolic function. Overall evidence coverage for this specific combination is limited, though the individual components are generally well-tolerated.

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

Alerts

Safety Alerts

Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Melatonin 1 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
Other Combinations
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

100 mg (500% DV)
Exceeds UL by 2.9× (UL: 35 mg) 196 studies (A:5, B:63)
5 mg (250% DV)
3.8× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
40 mg (10% DV)
Within RDA (0.1× RDA) 316 studies (A:8, B:159)
1 mg
Market median: 3.0mg (984 products) 240 studies (A:2, B:109)

Other Ingredients

Calcium Carbonate Cellulose Stearic Acid Magnesium Stearate Vegetable Coating
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

SUGGESTED USAGE: As a dietary supplement, take one tablet about 1 hour before bedtime with juice or water. Consider taking this product in combination with NOW(R) True Calm(TM) and 5-HTP.

Warnings & Precautions

Caution: If you are under medical supervision seek the advice of your physician or health care professional prior to use.

Individuals with auto-immune conditions, depressive disorders, those taking sedatives or corticosteroid drugs, pregnant or lactating women, should consult their physician prior to use.

This product may cause drowsiness. Do not operate a vehicle or heavy machinery following consumption of melatonin.

Keep out of reach of children.

Do Not Eat Freshness Packet. Keep in Bottle.

Formulation Notes

Vegetarian Formula

Contains no sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg, shellfish or preservatives.

Vegetarian/Vegan Product.

Additional Information

Store in a cool, dry place.

Please Recycle.

Made in the U.S.A.

ACTUAL SIZE

HELPS REGULATE SLEEP CYCLE* • Two Stage Release • With Co-Factor Nutrients

GMP QUALITY ASSURED

Research indicates that Melatonin may be associated with the regulation of sleep/wake cycles. Melatonin is a potent antioxidant that defends against free radicals and helps to support glutathione activity in the neural tissue.*

CODE 3263 V2

Metadata

Product Details

UPC / SKU7 33739 03263 8
DSLD Entry Date2012-10-25
Product TypeOther Combinations
FormTablet or Pill
BrandNOW
DSLD ID14830
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 →
Compare

Similar Products

Melatonin 1 mg
Vitamin World · Tablet or Pill
100
Melatonin 3 mg
Vitamin World · Tablet or Pill
100
Melatonin 3 mg
Vitabase · Tablet or Pill
100
Melatonin 3 mg with B-6
Meijer Naturals · Tablet or Pill
100
Melatonin 3 mg Sublingual Tablets
Douglas Laboratories · Tablet or Pill
100
View all Melatonin products →
Melatonin research Best Melatonin All Melatonin products More from NOW View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.