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Liquid Melatonin 1 mg Berry Natural Flavor

Natrol
4.6
★ ★ ★ ★ ★
(1063 ratings)
Melatonin 1 mg
Product Image
Score77
A low-dose berry liquid offers pill-free convenience, but the small serving count and measurement uncertainty weaken value.
How scoring works
Quantity:2 Liquid(s) • (15 servings)
Goals:
Sleep Support

Score 77

A low-dose berry liquid offers pill-free convenience, but the small serving count and measurement uncertainty weaken value.
How scoring works

Also available as

1 option
2.50mg • 8 Liquid(s) servings Melatonin 2.5 mg • 8 Liquid(s) • 23 servings $12.44 ($0.54 per serving)
$6.30($0.42 per serving)
iHerb
$ 7.79
Pure Formulas
$ 6.30
Vitacost
$ 8.33
Report prices

Analysis

The 1 mg liquid amount suits cautious users and people who prefer not to swallow tablets. A liquid may also make timing near bedtime convenient.

The formula has no other listed actives, but measuring instructions and full berry-flavor ingredients are unavailable. It is not designed for sustained overnight delivery.

Only 15 servings are listed, making routine value poor compared with tablets and larger liquids. The format is best chosen for preference rather than cost efficiency.

Who is it for
  • Adults avoiding tablets
  • People seeking 1 mg melatonin
  • Users who prefer berry flavor
Best for
  • Short-term liquid use
  • Sleep-onset support
  • Pill-free bedtime routines

Pros

  • Low 1 mg amount
  • Liquid format
  • Single active ingredient
  • Potentially quick administration

Cons

  • Only 15 servings
  • High cost per serving
  • Measurement details are unavailable
  • No overnight-release action

Warnings

  • Measure each liquid serving carefully
  • Melatonin may impair alertness after use

Nutrient quality

96 Highest impact

Liquid delivery supports rapid sleep initiation without overnight release. The low melatonin amount closely fits physiological sleep signaling.

Ingredient transparency

78 High impact

The melatonin and any listed supporting nutrients have specific amounts. The provided facts omit the complete inactive-ingredient and flavoring list.

Customer satisfaction

71 High impact

The supplied aggregate rating is strong. No specific review comments are provided to assess whether negative complaints repeat.

Value for money

59 Moderate impact

Dose or delivery limitations weaken the quality offered for the cost. The recurring cost is high for the melatonin amount supplied.

Report analysis

Goals

Sleep Support
Sleep Support
Impact
Highest effect
A+ Goal FitA+ Strength of SupportC CoverageA+ Formula Quality
Melatonin · 1 mg

Melatonin supports sleep timing and can help with sleep onset. The 1 mg amount is well suited with a lower-dose sleep-signaling approach.

Liquid delivery is easy to adjust but requires four droppers for the serving. It offers no overnight-release feature or relaxation pathway.

Study evidence
Melatonin Supportive 181 studies

Ingredients

IngredientAmount per serving
Melatonin
1 mg
Adults 18–50 Dairy Free Children 4+ Vegetarian
Report overview
Melatonin · 1 mg OverallScore55
F Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyF Value

Rapid-release delivery is well suited to sleep initiation but offers no stated overnight-release support. The dose aligns well with physiological sleep signaling. The serving cost is high for the delivered melatonin.

View ingredientView products
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88 Performance

Melatonin 1.0 mg Orange Flavor

Source Naturals Sleep Science
<p>A clearly disclosed 1 mg melatonin amount matches the original's 1 mg amount. The focused formula and stronger supplied quality profile make it a better-supported option, although the different dose or delivery format may change how it fits individual use.</p>
87 Performance

Melatonin 1 mg

Nature's Bounty
<p>A clearly disclosed 1 mg melatonin amount matches the original's 1 mg amount. The focused formula and stronger supplied quality profile make it a better-supported option, although the different dose or delivery format may change how it fits individual use.</p>
87 Performance

Melatonin Lozenges 3 mg

Life Extension
<p>A clearly disclosed 3 mg melatonin amount is higher than the original's 1 mg amount and may not suit people who prefer lower exposure. The focused formula and stronger supplied quality profile make it a better-supported option, although the different dose or delivery format may change how it fits individual use.</p>
84 Budget

Melatonin 1 mg

Spring Valley
<p>The 1 mg amount matches the original's 1 mg amount while lowering the serving cost. The supplied active list stays focused on melatonin without another active ingredient.</p>
83 Budget

Melatonin 3 mg

Nature Made
<p>The 3 mg amount is higher than the original's 1 mg amount and may not suit people who prefer lower exposure while lowering the serving cost. The added calcium is not central to the sleep-timing goal.</p>
85 Budget

Melatonin 1 mg

Swanson Premium Brand
<p>The 1 mg amount matches the original's 1 mg amount while lowering the serving cost. The supplied active list stays focused on melatonin without another active ingredient.</p>
88 Value

Melatonin 1.0 mg Peppermint Flavor

Source Naturals Sleep Science
<p>The 1 mg melatonin serving combines clear active disclosure with favorable value in the supplied data. It matches the original's 1 mg amount, so dose fit matters alongside the cost advantage.</p>
83 Value

Melatonin 3 mg

NOW
<p>The 3 mg melatonin serving combines clear active disclosure with favorable value in the supplied data. It is higher than the original's 1 mg amount and may not suit people who prefer lower exposure, so dose fit matters alongside the cost advantage.</p>
83 Value

Melatonin 3 mg

21st Century
<p>The 3 mg melatonin serving combines clear active disclosure with favorable value in the supplied data. It is higher than the original's 1 mg amount and may not suit people who prefer lower exposure, so dose fit matters alongside the cost advantage.</p>
Report alternatives

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. Exogenous melatonin as a treatment for secondary sleep disorders: A systematic review and meta-analysis.
    Li T; Jiang S; Han M; Yang Z; Lv J; Deng C; Reiter RJ; Yang Y · Frontiers in neuroendocrinology · 2019
    Meta-analysis205 participants7 studies pooledSleep Support forMelatonin
  4. Efficacy of melatonin with behavioural sleep-wake scheduling for delayed sleep-wake phase disorder: A double-blind, randomised clinical trial.
    Sletten TL; Magee M; Murray JM; Gordon CJ; Lovato N; Kennaway DJ; Gwini SM; Bartlett DJ; Lockley SW; Lack LC; Grunstein RR; Rajaratnam SMW; Delayed Sleep on Melatonin (DelSoM) Study Group · PLoS medicine · 2019
    Randomized trial116 participantsSleep Support forMelatonin
  5. 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
  6. Effects of melatonin on postoperative sleep quality: a systematic review, meta-analysis, and trial sequential analysis.
    Tsukinaga A; Mihara T; Takeshima T; Tomita M; Goto T · Canadian journal of anaesthesia = Journal canadien d'anesthesie · 2023
    Meta-analysis516 participants8 studies pooledSleep Support forMelatonin
  7. Unintended consequences: college students' melatonin usage, sleep disturbance, and depressive symptoms.
    Peltz JS; Rogge R · Sleep and biological rhythms · 2025
    Cohort study331 participantsSleep Support forMelatonin
  8. 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
  9. 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
  10. 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