How much melatonin should I take for sleep?

The typical dosage for melatonin ranges from 0.5 mg to 5 mg, taken 30-60 minutes before bedtime. Start with the lowest effective dose (0.5-1 mg) to minimize side effects, and adjust as needed. Higher doses (3-5 mg) may be used for jet lag or severe insomnia, but consult a healthcare provider first.

Can you become dependent on melatonin?

Melatonin is not considered addictive, and there is no evidence it causes physical dependence. However, some people may develop a psychological reliance on it for sleep. To avoid this, use melatonin intermittently (e.g., for jet lag or occasional insomnia) rather than daily long-term.

Does melatonin interact with any medications?

Melatonin can interact with blood thinners (e.g., warfarin), immunosuppressants, diabetes medications, and certain antidepressants (SSRIs/MAOIs). It may also enhance the effects of sedatives like benzodiazepines. Always consult a doctor before combining melatonin with other medications.

What are the side effects of taking melatonin?

Common side effects include drowsiness, dizziness, headaches, and nausea. Less frequently, it may cause vivid dreams, mood changes, or low blood pressure. To reduce risks, avoid driving or operating machinery after taking melatonin and stick to low doses.

Is melatonin safe for long-term use?

Short-term use (a few weeks to months) is generally safe, but long-term effects are less studied. Some research suggests prolonged use may disrupt natural melatonin production. For chronic sleep issues, address underlying causes (e.g., stress, poor sleep hygiene) rather than relying solely on melatonin.

Can melatonin help with jet lag?

Yes, melatonin is effective for jet lag when taken at the destination’s bedtime (0.5-5 mg) for a few days. Start 1-2 days before travel for eastward flights (time-zone advances) and upon arrival for westward flights. Pair with sunlight exposure to reset your circadian rhythm faster.

Supplement guide Vitamins

Melatonin

Melatonin is a natural hormone supplement that supports the regulation of sleep-wake cycles, helping to improve sleep quality and address insomnia or jet lag.

At a glance

Snapshot

Primary goal: Sleep support
Dosage range: 0.5-10 mg daily
Best time to take: Before bed
Time to effect: Immediate
Common stacks: Magnesium, L-theanine, Valerian root
Intake notes: Start with lowest effective dose; avoid bright light after intake

Ranked picks

Top 3 Best Melatonin Supplements

#1 NootroScore9.0

Natrol

Natrol Fast Dissolve Melatonin 1 mg, Melatonin Supplements for Restful Sleep, Sleep Support for Adults, 90 Strawberry-Flavored Tablets, Up to a 90 Day Supply

TabletFast DissolveStrawberry-Flavored

Quantity: 90 count
Potency: 1 mg

$5.97$0.07/count

View product

#2 NootroScore8.8

Nature's Bounty

Nature's Bounty Melatonin, 100% Drug-Free Sleep Aid, Dietary Supplement, 10 mg, 60 Count

Supplement100% Drug-FreeSleep Aid

Quantity: 60 count
Potency: 10 mg

$7.70$0.13/count

View product

#3 NootroScore8.7

Zarbee's

Zarbee's Kids Sleep Supplement Liquid with 1mg Melatonin; Drug-Free & Effective; Easy to Take Natural Berry Flavor for Children Ages 3 and Up; 1 Fl Oz Bottle

LiquidDrug-FreeNatural Berry Flavor

Quantity: 1 fl oz
Potency: 1mg

$7.79$7.79/count

View product

Top 10 Melatonin Supplements

Natrol

Natrol Fast Dissolve Melatonin 1 mg, Melatonin Supplements for Restful Sleep, Sleep Support for Adults, 90 Strawberry-Flavored Tablets, Up to a 90 Day Supply

TabletFast DissolveStrawberry-Flavored

Quantity: 90 count
Potency: 1 mg
NootroScore: 9.0
Price: $5.97$0.07/count

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Nature's Bounty

Nature's Bounty Melatonin, 100% Drug-Free Sleep Aid, Dietary Supplement, 10 mg, 60 Count

Supplement100% Drug-FreeSleep Aid

Quantity: 60 count
Potency: 10 mg
NootroScore: 8.8
Price: $7.70$0.13/count

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Zarbee's

Zarbee's Kids Sleep Supplement Liquid with 1mg Melatonin; Drug-Free & Effective; Easy to Take Natural Berry Flavor for Children Ages 3 and Up; 1 Fl Oz Bottle

LiquidDrug-FreeNatural Berry Flavor

Quantity: 1 fl oz
Potency: 1mg
NootroScore: 8.7
Price: $7.79$7.79/count

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Nature Made

Nature Made Melatonin 10mg Maximum Strength Tablets, 100% Drug Free Sleep Aid for Adults, Melatonin for Adults, 70 Count, 70 Day Supply

TabletMaximum Strength100% Drug Free

Quantity: 70 count
Potency: 10mg
NootroScore: 8.2
Price: $9.99$0.14/count

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Nature Made

Nature Made Melatonin 3mg Sleep Aids for Adults, 100% Drug Free Sleep Aid, Sleep Supplements, 240 Tablets, 240 Day Supply

Tablet100% Drug Free

Quantity: 240 count
Potency: 3mg
NootroScore: 8.0
Price: $10.73$0.04/count

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Natrol

Natrol Kids Melatonin Gummies 1mg, Children's Melatonin for Restful Sleep, 90 Raspberry-Flavored Sleep Gummies, 90 Day Supply

GummyKidsRaspberry-Flavored

Quantity: 90 count
Potency: 1mg
NootroScore: 7.9
Price: $11.19$0.12/count

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Natrol

Natrol Fast Dissolve Melatonin 3 mg, Melatonin Supplements for Restful Sleep, Sleep Support for Adults, 150 Strawberry-Flavored Tablets, Up to a 150 Day Supply

TabletFast DissolveStrawberry-Flavored

Quantity: 150 count
Potency: 3 mg
NootroScore: 7.8
Price: $11.62$0.08/count

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Zarbee's Kids

Zarbee's Kids 1mg Melatonin Chewable Tablet Drug-Free & Effective Sleep Supplement Easy to Take Natural Grape Flavor Tablets for Children Ages 3 and up 50 Count

TabletDrug-FreeEffective

Quantity: 50 count
Potency: 1mg
NootroScore: 7.7
Price: $12.00$0.24/count

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Natrol

Natrol Melatonin 5mg Fast Dissolve Tablets, Sleep Support Supplements for Adults, Strawberry Flavor, 200 Tablets, Up to 200 Day Supply

TabletFast DissolveStrawberry Flavor

Quantity: 200 count
Potency: 5mg
NootroScore: 7.1
Price: $14.99$0.07/count

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#10

Zarbee's Kids

Zarbee's Kids Melatonin Gummies Sleep Supplement, Drug-Free Non-Habit Forming Children Sleep Gummies, Works with Body’s Natural Rest Cycles, Ages 3+, Natural Strawberry, 60 Gummies

GummyDrug-FreeNon-Habit Forming

Quantity: 60 count
Potency: N/A
NootroScore: 7.1
Price: $14.98$0.25/count

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Use and selection

Buying Guide

Everything you need to know to make an informed decision about Melatonin

Why It Matters

Melatonin is crucial for regulating the body's circadian rhythm and sleep-wake cycles. Supplementing with melatonin can help improve sleep quality, reduce the time it takes to fall asleep, and alleviate symptoms of jet lag or shift work sleep disorder.

How Melatonin Helps You

Sleep Support

Melatonin regulates the sleep-wake cycle by signaling the brain that it's time to sleep, improving sleep onset and quality, especially for insomnia or jet lag.

Relaxation

Melatonin promotes relaxation by reducing cortisol levels and calming the nervous system, helping to ease stress and prepare the body for restful sleep.

Antioxidant Protection

Melatonin acts as a potent antioxidant, neutralizing free radicals and reducing oxidative stress, which supports overall cellular health and longevity.

Frequently Asked Questions

Common questions about Melatonin answered by our experts

How much melatonin should I take for sleep?: The typical dosage for melatonin ranges from 0.5 mg to 5 mg, taken 30-60 minutes before bedtime. Start with the lowest effective dose (0.5-1 mg) to minimize side effects, and adjust as needed. Higher doses (3-5 mg) may be used for jet lag or severe insomnia, but consult a healthcare provider first.
Can you become dependent on melatonin?: Melatonin is not considered addictive, and there is no evidence it causes physical dependence. However, some people may develop a psychological reliance on it for sleep. To avoid this, use melatonin intermittently (e.g., for jet lag or occasional insomnia) rather than daily long-term.
Does melatonin interact with any medications?: Melatonin can interact with blood thinners (e.g., warfarin), immunosuppressants, diabetes medications, and certain antidepressants (SSRIs/MAOIs). It may also enhance the effects of sedatives like benzodiazepines. Always consult a doctor before combining melatonin with other medications.
What are the side effects of taking melatonin?: Common side effects include drowsiness, dizziness, headaches, and nausea. Less frequently, it may cause vivid dreams, mood changes, or low blood pressure. To reduce risks, avoid driving or operating machinery after taking melatonin and stick to low doses.
Is melatonin safe for long-term use?: Short-term use (a few weeks to months) is generally safe, but long-term effects are less studied. Some research suggests prolonged use may disrupt natural melatonin production. For chronic sleep issues, address underlying causes (e.g., stress, poor sleep hygiene) rather than relying solely on melatonin.
Can melatonin help with jet lag?: Yes, melatonin is effective for jet lag when taken at the destination’s bedtime (0.5-5 mg) for a few days. Start 1-2 days before travel for eastward flights (time-zone advances) and upon arrival for westward flights. Pair with sunlight exposure to reset your circadian rhythm faster.