Brand: NOW

CapsuleNon-Nutrient/Non-BotanicalOff Market
Click to view full label

Net Contents

90 Veg Capsule(s)

Serving Size

1 Veg Capsule(s)

Servings Per Container

90

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 33739 03558 5

Product Version

CODE 3558 V1

Label Analysis

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

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

4Dietary Attributes

Label states: Vegan, Vegetarian, Non-GMO, Gluten-Free.

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

Supplement Facts

Serving Size: 1 Veg Capsule(s) · 1 per day

IngredientAmount Per Serving
Melatonin20 mg

Not Present

Other Ingredients

Magnesium CitrateMicrocrystalline CelluloseHypromelloseStearic Acid

Target Groups

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

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested usage: Take 1 capsule near bedtime with water. This product is not intended for long-term use. Use beyond 4 consecutive weeks should be only under the supervision of a healthcare practitioner.

Warnings & Precautions

Precautions re: All Other

Caution: For adults only at bedtime. This product is not intended for long-term use; use only as directed.

Precautions re: Pregnant or Nursing or Prescription Medications

Not for pregnant or nursing women.

Precautions re: All Other

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

Precautions re: Pregnant or Nursing or Prescription Medications

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

Precautions re: Children

Keep out of reach of children.

Precautions re: Allergies

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

Storage

Storage

Store in a cool, dry place after opening.

Formulation

Formula re: Contains

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.

Formulation re: Other

Natural color variation may occur in this product.

Formulation re: Other

Maximum strength Healthy sleep cycle Free radical scavenger Gastrointestinal support General Health

Formulation re: Does NOT Contain

Non-GMO

Formulation re: Vegetarian/Vegan

Vegetarian/Vegan

Formulation re: Other

Packaged and quality tested in the USA.

Formulation re: Does NOT Contain

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

Formula re: Contains

NOW Maximum Strength Melatonin 20 mg has four times the Melatonin as in our 5 mg product.

FDA Statements

FDA Statement of Identity

A Dietary Supplement

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Other Label Statements

General Statements: All Other Content

Family owned since 1968.

Seals/Symbols

GMP Quality Assured

Manufacturer & Distributor

Manufacturer

NOW Foods

395 S. Glen Ellyn Rd., Bloomingdale, IL, 60108, USA

Market Reference

$4.48 – $100.00· 40 listings
  • Now Foods Melatonin Maximum Strength 20 mg 90 Veg Capsules

    Walmart - Fruitful Yield4.8(646)
    $20.98
  • NOW Foods Melatonin Maximum Strength 20 mg 90 Veg Capsules

    NOW4.8(646)
    $24.99
  • Now Foods Sleep 90 Capsules

    Muscle & Strength4.4(2100)
    $14.99
  • Now Foods Melatonin 20 mg - 2 x 90 Capsule Bottles TWINPACK

    DPS Nutrition4.8(646)
    $24.68
  • (2 pack) NOW Foods Maximum Strength Melatonin, 20 mg, 90 Veg Capsules, Size: 4.10

    Walmart - Fruitful Yield4.8(646)
    $32.32
  • Vitamatic Vegan Melatonin 20mg 60 Gummies

    Target4.3(235)
    $13.99
  • NOW Foods Sleep Regimen 3-in-1 90 Veg Capsules

    Walmart - DailyVita4.6(231)
    $17.92
  • NOW Foods Liquid Melatonin 2 fl.. oz.

    PureFormulas.com4.7(1100)
    $5.94

Where to Buy Locally

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Research & Studies

  • Effects of melatonin supplementation on oxidative stress: A systematic review and meta-analysis of randomized controlled trials

    P Ghorbaninejad, F Sheikhhossein… - … Biology and Clinical …, 2020 - degruyterbrill.com

    … 20 mg/d melatonin and in people under 35 years old. MDA level also decreased using dosage of below 20 mg… RCTs included in our meta-analysis were represented with various health …

    202023 citations
  • Effect of melatonin supplementation on body composition and blood pressure in adults: A systematic review and Dose–Response meta-analysis of randomized …

    M Vajdi, S Moeinolsadat, N Noshadi, FPF Tabrizi… - Heliyon, 2024 - cell.com

    … on BMI was investigated in 18 trials with 20 treatment arms. The results of the random-… , healthy and diabetic subjects, and both melatonin dosages (≤5 and > 5 mg/d) (Supplementary …

    20249 citations
  • Melatonin supplementation: new insights into health and disease

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

    … The results showed that melatonin supplementation significantly reduced circadian misalignment by approximately 20% and decreased body weight, BMI, waist circumference, and hip …

    202517 citations
  • New uses of melatonin as a drug; A review

    M Pohanka - Current Medicinal Chemistry, 2022 - benthamdirect.com

    … Melatonin is now used as a medicine to treat some types of sleep … typically used for melatonin supplementation in circadian … ential role of melatonin in healthy brain aging: A systematic …

    202230 citations
  • Is Melatonin Harmful to Your Health? Why the" Right Answer" Depends Entirely on Your Situation

    H Lin - hillarylinmd.com

    … —and by supplementing, we're overriding that system. … We're now in this massive uncontrolled experiment where … working with your neurologist to trial 20 mg to see if it helps with …

  • Melatonin as a potential therapy for sepsis: a phase I dose escalation study and an ex vivo whole blood model under conditions of sepsis

    HF Galley, DA Lowes, L Allen… - Journal of pineal …, 2014 - Wiley Online Library

    … study in healthy volunteers using various doses of melatonin. We also … We found that supplementary sleep duration was variable … It is now apparent that 6-hydroxymelatonin has similar …

    2014210 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-06-16. DSLD Label ID: 266990. 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.