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Melatonin 5 mg

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4.7
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(984 ratings)
Melatonin 5 mg
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Score81
5 mg of melatonin is a limited single-ingredient option with strong value. Its main trade-off is the low dose, which may be either convenient or restrictive depending on the intended routine.
How scoring works
Quantity:90 Tablet(s) • (90 servings)
Goals:
Sleep Support

Score 81

5 mg of melatonin is a limited single-ingredient option with strong value. Its main trade-off is the low dose, which may be either convenient or restrictive depending on the intended routine.
How scoring works
$6.28($0.06 per serving)
Vitacost
$ 7.29
iHerb
$ 6.28
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Analysis

The 5 mg serving provides melatonin in tablet(s), giving a clear and focused option. The amount is best suited to people looking for a low intake rather than a broad multi-ingredient formula.

The amount is stated, but the supplied information leaves some formulation detail unspecified. Value is favorable for the supplied amount and serving count, and the simple formula makes comparison with other CoQ10 products easier.

The strongest practical fit is sleep support, with related assessments also supporting sleep-timing routines. The main decision is whether 5 mg and the tablet(s) format match the user's preferred routine and budget.

Who is it for
  • Adults seeking a low-dose Melatonin supplement
  • People who prefer tablet(s) for melatonin
  • Users focused on sleep support
Best for
  • Sleep Support support

Pros

  • Clearly stated 5 mg amount
  • Focused melatonin formula
  • Serving amount is easy to identify
  • Favorable value for the supplied quantity

Cons

  • 5 mg may require multiple servings for higher-intake routines
  • Tablet(s) may not suit every user's format preference
  • Single-active formula provides no complementary nutrients

Warnings

  • Melatonin can cause next-day drowsiness; avoid driving or other alertness-dependent tasks if that effect occurs.
  • Combining melatonin with alcohol or other sedating products can increase drowsiness.
  • The 5 mg serving is relatively concentrated for this ingredient, so confirm that the amount fits the intended routine.

Nutrient quality

78 High impact

A standard tablet provides conventional delivery without rapid or sustained release. The melatonin amount is higher than a conservative physiological serving but may suit some users.

Ingredient transparency

79 High impact

The melatonin amount and any listed active companions are specifically disclosed. Non-active ingredients and flavoring or tablet excipients are not provided.

Customer satisfaction

72 High impact

The supplied average rating is very strong. The substantial rating sample provides good statistical confidence.

Value for money

93 Highest impact

The focused formula provides reasonable quality despite basic release design. The very low serving cost provides excellent value.

Report analysis

Goals

Sleep Support
Impact
Highest effect
A+ Goal FitB+ Strength of SupportC- CoverageA+ Formula Quality
Melatonin · 5 mg

The 5 mg melatonin amount directly supports sleep onset and circadian timing, though a lower amount may be sufficient for many users. The single tablet provides a clearly measured serving.

The amount is less conservative than lower-dose options and has no sustained-release feature. The 5 mg serving may cause next-day drowsiness in dose-sensitive users, and a lower amount may be adequate.

Study evidence
Melatonin Supportive 181 studies

Ingredients

IngredientAmount per serving
Melatonin
5 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free Women Vegetarian
Report overview
Melatonin · 5 mg OverallScore62
F Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyA+ Value

The 5 mg dose is easy to measure in one tablet but is less conservative than options in the preferred physiological range. Standard tablet delivery may be slower and offers no support for sleep maintenance. The low serving cost is appealing, while the lack of documented independent purity testing limits confidence in label accuracy.

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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. 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
  3. 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
  4. 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
  5. 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