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Melatonin 3 mg

Natural Factors Stress-Relax
4.8
★ ★ ★ ★ ★
(7235 ratings)
Melatonin 3 mg
Product Image
Score87
A large supply of straightforward 3 mg melatonin, useful for sleep onset but not designed for all-night release.
How scoring works
Quantity:180 Tablet(s) • (180 servings)
Goals:
Sleep Support
Stress Relief

Score 87

A large supply of straightforward 3 mg melatonin, useful for sleep onset but not designed for all-night release.
How scoring works

Also available as

5 options
1.00mg • 180 Tablet(s) servings Melatonin 1 mg • 180 Tablet(s) • 180 servings $8.37 ($0.04 per serving) 1.00mg • 90 Tablet(s) servings Melatonin 1 mg • 90 Tablet(s) • 90 servings $4.87 ($0.05 per serving) 90 servings Melatonin 3 mg • 90 Tablet(s) • 90 servings $5.57 ($0.06 per serving) 5.00mg • 90 Tablet(s) servings Melatonin 5 mg • 90 Tablet(s) • 90 servings $8.37 ($0.09 per serving) 10.00mg • 60 Tablet(s) servings Melatonin 10 mg • 60 Tablet(s) • 60 servings $9.77 ($0.16 per serving)
$9.77($0.05 per serving)
Amazon
$ 9.77
Vitacost
$ 9.77
iHerb
$ 9.77
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Analysis

The 3 mg amount directly targets circadian timing and sleep initiation without moving into a high-dose range. A single-active tablet also makes it easy to know what the user is taking.

Nothing in the supplied data indicates gradual or extended release. People whose main difficulty is repeated waking may therefore find the format less aligned with their needs.

The 180-serving bottle offers long-term convenience and strong recurring value. Its stress-relief role remains limited to situations where disrupted sleep is part of the stress pattern.

Who is it for
  • Established users of 3 mg melatonin
  • Adults wanting a long supply for sleep-onset support
Best for
  • Regular circadian support
  • Bulk single-ingredient use

Pros

  • Supplies 3 mg per tablet
  • Provides 180 servings
  • Uses a simple formula
  • Offers strong recurring value

Cons

  • No extended-release feature is supplied
  • Large package may be excessive for a first trial
  • Provides only indirect stress support

Warnings

  • Melatonin can cause drowsiness or next-day grogginess, so it should not be taken before driving or another task that requires alertness.

Nutrient quality

92 Highest impact

The chewable format is convenient but offers no overnight-release feature. The practical amount supports sleep without obvious excess.

Ingredient transparency

84 Highest impact

The shown active ingredients have clear amounts and no proprietary blend hides a key dose. Daily directions and a complete inactive-ingredient list are not supplied.

Customer satisfaction

73 High impact

The supplied aggregate rating is favorable and supported by a very large review volume. Detailed feedback is unavailable, so repeated complaints and fit with the intended use cannot be judged.

Value for money

99 Highest impact

The formula provides strong practical value for its dose and delivery features. The focused active profile preserves category competitiveness.

Report analysis

Goals

Sleep Support
Sleep Support
Impact
Highest effect
A+ Goal FitA+ Strength of SupportC- CoverageA+ Formula Quality
Melatonin · 3 mg

The 3 mg melatonin amount directly supports sleep onset and circadian timing within a practical range. The chewable tablet provides a clear, convenient serving for sleep onset.

No extended-release feature is stated for sleep maintenance. The focused formula does not address muscle relaxation or other barriers to staying asleep.

Study evidence
Melatonin Supportive 181 studies
Stress Relief
Stress Relief
Impact
Moderate effect
D+ Goal FitB Strength of SupportD- CoverageA- Formula Quality

Melatonin may help when stress has disrupted sleep timing, but it does not directly build daytime emotional resilience. The 3 mg amount is within a commonly used supplemental range and is clearly disclosed in one chewable tablet.

The single-ingredient formula is focused on circadian support rather than multiple stress pathways. Melatonin may cause morning grogginess or daytime sleepiness in sensitive users.

Study evidence
Melatonin Supportive 21 studies

Ingredients

IngredientAmount per serving
Melatonin
3 mg
Gluten Free Adults 18–50 Sugar Free Vegetarian
Report overview
Melatonin · 3 mg OverallScore72
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value

The chewable tablet is designed mainly for sleep onset and has no supplied independent purity certification. The melatonin amount is within the physiological range. The low serving cost supports its value.

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88 Performance

Melatonin 1.0 mg Orange Flavor

Source Naturals Sleep Science
<p>It improves the ingredient-quality case with a conservative 1 mg melatonin amount and a dissolving format. Compared with Melatonin 3 mg, the lower amount is less aggressive and may reduce the chance of vivid dreams or next-morning grogginess for sensitive users.</p>
86 Performance

Melatonin 1 mg Fast Dissolve Strawberry Natural Flavor

Natrol
<p>It improves the ingredient-quality case with a conservative 1 mg melatonin amount and a dissolving format. Compared with Melatonin 3 mg, the lower amount is less aggressive and may reduce the chance of vivid dreams or next-morning grogginess for sensitive users.</p>
87 Performance

Melatonin Lozenges 3 mg

Life Extension
<p>It improves the ingredient-quality case with a practical 3 mg melatonin amount and a dissolving lozenge. Compared with Melatonin 3 mg, the amount is equally direct for sleep timing, with the main difference coming from delivery format and value.</p>
87 Budget

Melatonin 1 mg

Nature's Bounty
<p>It lowers recurring cost while providing a conservative 1 mg melatonin amount through a straightforward immediate-release format. Compared with Melatonin 3 mg, the lower amount is less aggressive and may reduce the chance of vivid dreams or next-morning grogginess for sensitive users.</p>
84 Budget

Melatonin 1 mg

Spring Valley
<p>It lowers recurring cost while providing a conservative 1 mg melatonin amount through a straightforward immediate-release format. Compared with Melatonin 3 mg, the lower amount is less aggressive and may reduce the chance of vivid dreams or next-morning grogginess for sensitive users.</p>
83 Budget

Melatonin 3 mg

Nature Made
<p>It lowers recurring cost while providing a practical 3 mg melatonin amount through a straightforward immediate-release format. Compared with Melatonin 3 mg, the amount is equally direct for sleep timing, with the main difference coming from delivery format and value.</p>
88 Value

Melatonin 1.0 mg Peppermint Flavor

Source Naturals Sleep Science
<p>It balances strong serving value with a conservative 1 mg melatonin amount and a dissolving format. Compared with Melatonin 3 mg, the lower amount is less aggressive and may reduce the chance of vivid dreams or next-morning grogginess for sensitive users.</p>
86 Value

Fast-Dissolve Melatonin 3 mg Artificial Strawberry Flavor

Spring Valley
<p>It balances strong serving value with a practical 3 mg melatonin amount and a dissolving format. Compared with Melatonin 3 mg, the amount is equally direct for sleep timing, with the main difference coming from delivery format and value.</p>
86 Value

Melatonin Lozenge 2.5 mg

Nature's Way
<p>It balances strong serving value with a practical 2.5 mg melatonin amount and a dissolving lozenge. Compared with Melatonin 3 mg, the lower amount is less aggressive and may reduce the chance of vivid dreams or next-morning grogginess for sensitive users.</p>
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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Meta-analysis: melatonin for the treatment of primary sleep disorders.
    Ferracioli-Oda E; Qawasmi A; Bloch MH · PloS one · 2013
    Meta-analysis1,683 participants19 studies pooledSleep Support forMelatonin
  2. Efficacy on sleep parameters and tolerability of melatonin in individuals with sleep or mental disorders: A systematic review and meta-analysis.
    Salanitro M; Wrigley T; Ghabra H; de Haan E; Hill CM; Solmi M; Cortese S · Neuroscience and biobehavioral reviews · 2022
    Meta-analysis1,998 participants34 studies pooledSleep Support forMelatonin
  3. Melatonin treatment for age-related insomnia.
    Zhdanova IV; Wurtman RJ; Regan MM; Taylor JA; Shi JP; Leclair OU · The Journal of clinical endocrinology and metabolism · 2001
    Randomized trial30 participantsSleep Support forMelatonin
  4. The Effectiveness of Melatonin for Sleep Disturbances in Parkinson' Disease: Systematic Review and Meta-Analysis.
    Yousef O; Abouelmagd ME; Khaddam H; Shbani A; Yousef R; Meshref M; Hanafi I · Journal of sleep research · 2026
    Meta-analysis409 participants8 studies pooledSleep Support forMelatonin
  5. Nightly treatment of primary insomnia with prolonged release melatonin for 6 months: a randomized placebo controlled trial on age and endogenous melatonin as predictors of efficacy and safety.
    Wade AG; Ford I; Crawford G; McConnachie A; Nir T; Laudon M; Zisapel N · BMC medicine · 2010
    Randomized trial791 participantsSleep Support forMelatonin
  6. Effects of exogenous melatonin on sleep: a meta-analysis.
    Brzezinski A; Vangel MG; Wurtman RJ; Norrie G; Zhdanova I; Ben-Shushan A; Ford I · Sleep medicine reviews · 2005
    Meta-analysis284 participants8 studies pooledSleep Support forMelatonin
  7. The impact of oral melatonin on pain and anxiety reduction during venipuncture in pediatric patients: a double-blind randomized clinical trial.
    Rahafard S; Akbari Jokar Z; Hosseini SA; Alaee E · Annals of medicine and surgery (2012) · 2024
    Randomized trial202 participantsStress Relief forMelatonin
  8. Comparison of Effects of Melatonin and Gabapentin on Post Operative Anxiety and Pain in Lumbar Spine Surgery: A Randomized Clinical Trial.
    Javaherforooshzadeh F; Amirpour I; Janatmakan F; Soltanzadeh M · Anesthesiology and pain medicine · 2022
    Randomized trial90 participantsStress Relief forMelatonin
  9. Melatonin for pre- and postoperative anxiety in adults.
    Hansen MV; Halladin NL; Rosenberg J; Gögenur I; Møller AM · The Cochrane database of systematic reviews · 2015
    Meta-analysis774 participants12 studies pooledStress Relief forMelatonin
  10. Effects of melatonin intake on depression and anxiety in postmenopausal women: a systematic review and meta-analysis of randomised controlled trials.
    Demirhan Kayacik A; İlcioglu K · Archives of women's mental health · 2024
    Meta-analysis441 participants5 studies pooledStress Relief forMelatonin
  11. Premedication effect of melatonin on propofol induction dose for anesthesia, anxiety, orientation and sedation after abdominal surgery: a double-blinded randomized trial.
    Norouzi A; Fateh S; Modir H; Kamali A; Akrami L · Medical gas research · 2020
    Randomized trial88 participantsStress Relief forMelatonin