Melatonin 5 mg®

Other Combinations

Brand: 21st Century

Tablet or PillOther CombinationsOn Market
Click to view full label

Net Contents

120 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

7 40985 27087 5

Product Version

500847-0519N

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

2Active Ingredients

2 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

1% Daily Value Coverage

1 ingredients report an established %DV per serving.

1Dietary Attributes

Label states: Gluten-Free.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Free From

  • Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Tablet(s) · 1 per day

IngredientAmount Per Serving% Daily Value
Calcium(Calcium Carbonate)94 mg7%
Melatonin5 mg

Not Present

Other Ingredients

CelluloseCroscarmellose SodiumMaltodextrinStearic AcidContains Less Than 2% of

Target Groups

Adult (18 - 50 Years)Women (not pregnant or lactating)Gluten Free

Label Claims

All Other

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: As a dietary supplement, adults take one (1) tablet 30 minutes before bedtime or as directed by a healthcare provider. Do not exceed recommended dosage.

Warnings & Precautions

Precautions re: All Other

Do not exceed recommended dosage.

Precautions re: All Other

Caution: Do not take if you are operating machinery or a vehicle.

Precautions re: Children

Not intended for use by pregnant or nursing women or those under the age of 18.

Precautions re: Pregnant or Nursing or Prescription Medications

Not intended for use by pregnant or nursing women or those under the age of 18. Warning: Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure.

Precautions re: All Other

Stop use and contact a physician if adverse reactions occur.

Precautions re: Children

Keep out of reach of children.

Precautions re: All Other

Do not use if product appears to be tampered with or seal is broken.

Storage

Storage

Store at room temperature.

Formulation

Formulation re: Does NOT Contain

No added Sugar, Yeast, Preservatives, Artificial Flavors or Colors.

Formulation re: Does NOT Contain

Gluten free

Formula re: Contains

Melatonin works in harmony with your natural sleep cycle to promote relaxation and sleep so you can wake up refreshed and revitalized.

FDA Statements

FDA Statement of Identity

Dietary Supplement

Other Label Statements

General Statements: All Other Content

Individual results may vary.

General Statements: All Other Content

Sleep Support

Seals/Symbols

Gluten free

Manufacturer & Distributor

Manufacturer

21st Century

Market Reference

$3.29 – $78.65· 40 listings
  • 21st Century Melatonin 5 mg 120 Tablets

    21st-century-vitamins4.7(12000)
    $8.99
  • 21st Century Vita Joy Extra Strength Melatonin 10 Mg Strawberry 60 Count

    iHerb4.8(402)
    $9.99
  • 21st Century Melatonin 5mg Maximum Strength 120 ea

    Walmart - Wisermerchant3.8(4)
    $12.35
  • Case of 12-21st Century Melatonin 5mg Tablets 120ct

    AmericanPharmaWholesale.com
    $65.49
  • 21st Century Melatonin Tablets/Capsules

    Pasteur Pharmacy
    $78.65
  • Nature Made Melatonin

    Target4.4(2300)
    $9.49
  • 21st Century Zoo Friends Sleep Chewable Melatonin Tablets

    Pasteur Pharmacy4.8(495)
    $3.69
  • Melatonin Fast Dissolve Natrol

    Grove Collaborative4.7(12000)
    $8.99

Where to Buy Locally

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Research & Studies

  • Is melatonin the “next vitamin D”?: a review of emerging science, clinical uses, safety, and dietary supplements

    DM Minich, M Henning, C Darley, M Fahoum… - Nutrients, 2022 - mdpi.com

    … health prompted by the pandemic and its lasting effects on mental health and sleep disturbances, melatonin (N-acetyl-5… For instance, 0.5 mg and 3.0 mg of melatonin taken eleven hours …

    2022227 citations
  • Unlocking the health benefits of melatonin supplementation: A promising preventative and therapeutic strategy

    FS Azzeh, WW Kamfar, MM Ghaith, RT Alsafi… - Medicine, 2024 - journals.lww.com

    … from metabolic syndrome, demonstrating that a 5 mg/d MLT regimen improved … health challenge in the 21st century. [ 55 ] In industrialized nations, obesity is becoming a serious health …

    202410 citations
  • Melatonin supplementation: new insights into health and disease

    TP Minari, LP Pisani - Sleep and Breathing, 2025 - Springer

    … Melatonin supplementation has gained considerable attention for its potential health impacts. This study aimed to review the recent literature on melatonin supplementation and its …

    202520 citations
  • Is Melatonin the “Next Vitamin D”?: A Review of Emerging Science, Clinical Uses, Safety, and Dietary Supplements. Nutrients 2022, 14, 3934

    DM Minich, M Henning, C Darley, M Fahoum… - 2022 - academia.edu

    … health prompted by the pandemic and its lasting effects on mental health and sleep disturbances, melatonin (N-acetyl-5… For instance, 0.5 mg and 3.0 mg of melatonin taken eleven hours …

    202210 citations
  • Is melatonin the cornucopia of the 21st century?

    N Ferlazzo, G Andolina, A Cannata, MG Costanzo… - Antioxidants, 2020 - mdpi.com

    … melatonin treatment (5 mg/die) on dyslipidemia, blood pressure and oxidative stress [118]. … of melatonin and its metabolites, underlying some healthy properties. As the deficiency of …

    2020231 citations
  • Melatonin and regulation of immune function: impact on numerous diseases

    SC Bondy, A Campbell - Current aging science, 2020 - benthamdirect.com

    … tion with 10 mg/day of melatonin for 30 days was shown to … , it was observed that melatonin supplementation (5 mg/day for 90 … in health promotion and has been somewhat overlooked. …

    202044 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-09-24. DSLD Label ID: 206773. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.