1. Home Page
    2. /
  2. Health & Supplements
    3. /
  3. Vitamins Minerals & Supplements
    4. /
  4. Supplements
    5. /
  5. Sleep Supplements

Delivery

Delivery time may vary depending on store and country. To learn more about Shipping Policy

Price Range

NZD
-

Find the Best Sleep Supplements Online in Cook Islands

Sort by
|
22% OFF
Amazon Basics Melatonin, Sleep Support Gummies, Strawberry Flavor, 5mg, 120 Count Previously Solimo
US Store
Amazon Basics

Amazon Basics Melatonin, Sleep Support Gummies, Strawberry Flavor, 5mg, 120 Count ...
4.6

80k+ bought

NZD 25 32

Natrol Melatonin 10 mg Gummies, Sleep Support for Adults, 90 Gummies | Supplement to Fall Asleep Faster & Stay Asleep Longer, Wake Up Refreshed, 100% Drug-Free, Strawberry-flavored, 45 Day Supply
US Store
Natrol

Natrol Melatonin 10 mg Gummies, Sleep Support for Adults, 90 Gummies | Supplement ...
4.6

30k+ bought

NZD 34

21% OFF
Natrol Melatonin 10 mg Gummies, Sleep Support for Adults, 140 Gummies | Supplement to Fall Asleep Faster & Stay Asleep Longer, Wake Up Refreshed, 100% Drug-Free, Strawberry-flavored, 70 Day Supply
US Store
Natrol

Natrol Melatonin 10 mg Gummies, Sleep Support for Adults, 140 Gummies | Supplement ...
4.7

30k+ bought

NZD 44 56

Relaxium Sleep Aid for Adults, 5mg Melatonin, Magnesium Glycinate, 30-Day | Non-Habit Forming Dietary Supplement, Drug-Free, Stress Relief
US Store
Relaxium

Relaxium Sleep Aid for Adults, 5mg Melatonin, Magnesium Glycinate, 30-Day | ...
3.7

20k+ bought

NZD 71

Amazon Basics Kids Melatonin 1 mg Dietary Supplement Gummies 90 Count
US Store
Amazon Basics

Amazon Basics Kids Melatonin 1 mg Dietary Supplement Gummies 90 Count
4.8

20k+ bought

NZD 27

Melatonin 20mg Gummies 120 Count - Maximum Strength Sleep Support for Adults with 10mg of Melatonin Per Gummy - Gluten-Free, Vegetarian, Great Tasting Mixed Berry Flavor - 60 Servings
US Store
Just Nutrients

Melatonin 20mg Gummies 120 Count - Maximum Strength Sleep Support for Adults with ...
4.6

10k+ bought

NZD 47

Natrol Melatonin 5 mg Fast Dissolve Tablets, Strawberry, 200 Count | Sleep Support for Adults, for Occasional Sleeplessness, No Water Needed, 100% Drug-Free, Non-Habit Forming
US Store
Natrol

Natrol Melatonin 5 mg Fast Dissolve Tablets, Strawberry, 200 Count | Sleep Support ...
4.7

10k+ bought

NZD 44

StrongVit Cortisol Supplements for Women and Men with Magnesium, Ashwagandha & L-Theanine. High Cortisol Reducer, Manager, Detox, Lower and Control. Sleep Support & Stress Relief, USA
US Store
StrongVit

StrongVit Cortisol Supplements for Women and Men with Magnesium, Ashwagandha & ...
4.4

10k+ bought

NZD 58

Vitafusion Melatonin Gummies | 10mg | 100 Count | Max Strength Gummy for Adults | Strawberry Flavor | Gluten-Free Supplement
US Store
Vitafusion

Vitafusion Melatonin Gummies | 10mg | 100 Count | Max Strength Gummy for Adults | ...

10k+ bought

NZD 36

26% OFF
Natrol Kids Melatonin 1mg, for Restful Sleep, 90 Raspberry-Flavored Gummies
US Store
Natrol

Natrol Kids Melatonin 1mg, for Restful Sleep, 90 Raspberry-Flavored Gummies
4.8

10k+ bought

NZD 34 46

Vitamatic Melatonin 10 mg, Natural Berry Flavor, 365 Fast Dissolve Tablets | Quick-Dissolve Formulation, Sleep Support Health*, 1 Year Supply, Gluten Free, Made in USA
US Store
Vitamatic

Vitamatic Melatonin 10 mg, Natural Berry Flavor, 365 Fast Dissolve Tablets | ...
4.6

9k+ bought

NZD 31

Nature Made Melatonin 10mg Maximum Strength for Sleep Support, 70 Tablets | 100% Drug Free Sleep Aid for Adults, Melatonin for Men and Women, Helps Support Restful Sleep, 70 Day Supply
US Store
Nature Made

Nature Made Melatonin 10mg Maximum Strength for Sleep Support, 70 Tablets | 100% ...
4.7

9k+ bought

NZD 44

33% OFF
Natrol Melatonin 10 mg Time Release, Nighttime Sleep Aid, 100 Tablets | Dietary Supplement to Minimize Wake Ups, 100% Drug-Free, Non-Habit Forming, For Occasional Sleeplessness, 100 Day Supply
US Store
Natrol

Natrol Melatonin 10 mg Time Release, Nighttime Sleep Aid, 100 Tablets | Dietary ...
4.5

9k+ bought

NZD 36 54

Natrol Kids Melatonin Gummies 1mg, Restful Sleep, 140 Raspberry Gummies
US Store
Natrol

Natrol Kids Melatonin Gummies 1mg, Restful Sleep, 140 Raspberry Gummies
4.8

9k+ bought

NZD 45

Amazon Elements Melatonin Gummies, Strawberry, Sleep Support, 10mg, 60 Count Previously Revly
US Store
Amazon Elements

Amazon Elements Melatonin Gummies, Strawberry, Sleep Support, 10mg, 60 Count ...
4.5

8k+ bought

NZD 27

Kids Sleep Gummies - Magnesium Glycinate Gummies, Melatonin Free Sleep Aid | Magnesium, Calcium, D3, B6, L Theanine | Kid Melatonin Alternative for Restful Sleep Pack of 1
US Store
LILICARE

Kids Sleep Gummies - Magnesium Glycinate Gummies, Melatonin Free Sleep Aid | ...
4.6

8k+ bought

NZD 53

LullaBites - Natural Sleep Gummies - Made in USA - With 5-HTP, L-Theanine, Magnesium & Valerian Root - Melatonin Free - Vegan - Halal - Sugar, Gluten Free - Sweet Strawberry - 60 Gummies - 30 Servings
US Store
LullaBites

LullaBites - Natural Sleep Gummies - Made in USA - With 5-HTP, L-Theanine, ...
4.1

8k+ bought

NZD 97

12% OFF
Carlyle Melatonin 40mg Complex | 150 Fast Dissolve Tablets | Extra Strength Support | with Ashwagandha and Chamomile | Vegetarian, Non-GMO, Gluten Free Supplement
US Store
Carlyle

Carlyle Melatonin 40mg Complex | 150 Fast Dissolve Tablets | Extra Strength Support ...
4.5

8k+ bought

NZD 37 42

8% OFF
Natures Bounty Sleep3 Melatonin 10mg, 60 Tri-Layered Tablets | Maximum Strength 100% Drug Free Sleep Aid, Dietary Supplement, L-Theanine & Nighttime Herbal Blend Time Release Technology
US Store
Nature's Bounty

Natures Bounty Sleep3 Melatonin 10mg, 60 Tri-Layered Tablets | Maximum Strength ...
4.2

8k+ bought

NZD 49 53

26% OFF
Natures Way CalmAid Lavender Oil Supplement, Calm & Stress Support*, 30 ct | Clinically Studied Silexan Lavender Oil, Non-Drowsy, Daily Softgels, 1 Month Supply
US Store
Nature's Way

Natures Way CalmAid Lavender Oil Supplement, Calm & Stress Support*, 30 ct | ...
4.3

7k+ bought

NZD 43 58

Natrol Melatonin 3 mg Fast Dissolve Tablets, Strawberry, 150 Count | Sleep Support for Adults, for Occasional Sleeplessness, No Water Needed, 100% Drug-Free, Non-Habit Forming
US Store
Natrol

Natrol Melatonin 3 mg Fast Dissolve Tablets, Strawberry, 150 Count | Sleep Support ...
4.7

7k+ bought

NZD 32

11% OFF
Carlyle Melatonin 12 mg Fast Dissolve 180 Tablets | Drug Free | Natural Berry Flavor | Vegetarian, Non-GMO, Gluten Free
US Store
Carlyle

Carlyle Melatonin 12 mg Fast Dissolve 180 Tablets | Drug Free | Natural Berry ...
4.5

7k+ bought

NZD 31 35

Pure Zzzs, Kidz, Kids Melatonin Gummy, Sleep Aid, Low Amount of Melatonin for Kids, with Chamomile and Lavender, 1 mg, Berry Flavored, 72 Count
US Store
ZzzQuil

Pure Zzzs, Kidz, Kids Melatonin Gummy, Sleep Aid, Low Amount of Melatonin for Kids, ...
4.8

6k+ bought

NZD 49

L-Theanine 400 mg - L Theanine for Stress Relief - Plant Based - 120 Caps | Extra Strength L Theanine Supplement for Men & Women - Relaxation, Sleep & Calm Support - Lab Tested, Vegan, Non-GMO
US Store
NUTRAHARMONY

L-Theanine 400 mg - L Theanine for Stress Relief - Plant Based - 120 Caps | Extra ...
4.6

6k+ bought

NZD 53

Pure Encapsulations Melatonin-SR, 60 Capsules | Extended Release Melatonin, Supports Restful Sleep*, Sleep Supplement, Gluten-Free and Vegan
US Store
Pure Encapsulations

Pure Encapsulations Melatonin-SR, 60 Capsules | Extended Release Melatonin, ...
4.5

6k+ bought

NZD 52

45% OFF
Natrol Kids Melatonin 1 mg Sleep Gummies, Sleep+ Calm, Strawberry, 60 Count
US Store
Natrol

Natrol Kids Melatonin 1 mg Sleep Gummies, Sleep+ Calm, Strawberry, 60 Count
4.7

6k+ bought

NZD 29 53

Carlyle Melatonin 10mg | 270 Tablets | with L-Theanine | Vegetarian, Non-GMO, Gluten Free Supplement
US Store
Carlyle

Carlyle Melatonin 10mg | 270 Tablets | with L-Theanine | Vegetarian, Non-GMO, ...
4.7

5k+ bought

NZD 31

22% OFF
Natural Vitality Sleep Gummies | Magnesium, Melatonin & L-Theanine Formula | Blueberry Pomegranate Flavored Supplement | Vegan, Gluten Free & Non-GMO | 120 Count
US Store
Natural Vitality

Natural Vitality Sleep Gummies | Magnesium, Melatonin & L-Theanine Formula | ...
4.5

5k+ bought

NZD 61 78

12% OFF
Vitamatic Extra Strength Melatonin 30 mg, 60 Gummies | Natural Strawberry Flavor, Non-Habit Forming, Non-GMO, Gluten Free, Sugar Free, Pectin Based
US Store
Vitamatic

Vitamatic Extra Strength Melatonin 30 mg, 60 Gummies | Natural Strawberry Flavor, ...
4.6

5k+ bought

NZD 37 42

33% OFF
Hylands Kids Melatonin Sleep + Immune Support, Sugar-Free, Ages 2+, 4oz
US Store
Hyland's

Hylands Kids Melatonin Sleep + Immune Support, Sugar-Free, Ages 2+, 4oz
4.6

5k+ bought

NZD 24 36

Natures Perfect Night | Melatonin 20mg | 180 Quick Dissolve Tablets | Natural Mixed Berry Flavor |High Potency | Sugar Free | Vegan | Gluten Free | Value Size
US Store
Nature's Perfect Night

Natures Perfect Night | Melatonin 20mg | 180 Quick Dissolve Tablets | Natural Mixed ...
4.5

4k+ bought

NZD 40

Pure Encapsulations Melatonin 0.5 mg, 60 Capsules | Natural Sleep Helper for Bedtime, Regulates Sleep-Wake Cycle*, 0.5 mg Melatonin, Vegan and Non-GMO
US Store
Pure Encapsulations

Pure Encapsulations Melatonin 0.5 mg, 60 Capsules | Natural Sleep Helper for ...
4.6

4k+ bought

NZD 37

4% OFF
OLLY Ultra Strength Sleep Softgels, Drug Free Nighttime Support* - 60 Count
US Store
OLLY

OLLY Ultra Strength Sleep Softgels, Drug Free Nighttime Support* - 60 Count
4.2

4k+ bought

NZD 51 53

Apigenin 50mg, Chamomile Flavonoid, Daily Sleep + Relaxation, 120 Capsules | Daily Non-Habit-Forming Supplement for Calm + Restful Sleep, Hormonal Balance Support, 4-Month Supply, Third-Party Tested
US Store
Double Wood Supplements

Apigenin 50mg, Chamomile Flavonoid, Daily Sleep + Relaxation, 120 Capsules | Daily ...
4.5

4k+ bought

NZD 64

3% OFF
Mommys Bliss Kids Sleep Support Liquid w/Melatonin, Grape Flavor, 4 Oz
US Store
Mommy's Bliss

Mommys Bliss Kids Sleep Support Liquid w/Melatonin, Grape Flavor, 4 Oz
4.6

4k+ bought

NZD 28 29

Piping Rock Kids Melatonin Gummies | 1mg | 90 Count | Supplement for Children | Mixed Berry Flavor | Vegan, Non-GMO, Gluten Free | Mixed Berry Flavor | Vegan, Non-GMO, Gluten Free
US Store
Piping Rock

Piping Rock Kids Melatonin Gummies | 1mg | 90 Count | Supplement for Children | ...
4.6

4k+ bought

NZD 20

4% OFF
Natrol Liquid Melatonin for Adults, 1 mg, Berry-Flavored, 2 Fl Oz | Supplement to Fall Asleep Faster and Stay Asleep Longer, Wake Up Refreshed, 15 Servings
US Store
Natrol

Natrol Liquid Melatonin for Adults, 1 mg, Berry-Flavored, 2 Fl Oz | Supplement to ...
4.5

4k+ bought

NZD 27 28

10% OFF
Carlyle Kids Melatonin 1mg | 120 Chewable Tablets | Fruit Flavor | Vegetarian Supplement | Non-GMO, Gluten Free Formula
US Store
Carlyle

Carlyle Kids Melatonin 1mg | 120 Chewable Tablets | Fruit Flavor | Vegetarian ...
4.7

4k+ bought

NZD 27 30

Wellamoon Original Sleep Patches for Adults Extra Strength | Easy-to-Apply Sleep Patch with Melatonin & Valerian | Relax & Wake Up Refreshed | Long-Lasting Night Comfort for Men & Women | 28 Patches
US Store
Wellamoon

Wellamoon Original Sleep Patches for Adults Extra Strength | Easy-to-Apply Sleep ...
3.6

4k+ bought

NZD 57

Carlyle Melatonin 5 mg Fast Dissolve 300 Tablets | Berry Flavor | Vegetarian, Non-GMO Supplement
US Store
Carlyle

Carlyle Melatonin 5 mg Fast Dissolve 300 Tablets | Berry Flavor | Vegetarian, ...
4.6

4k+ bought

NZD 31

7% OFF
Lil Critters PJ Masks Power Heroes Kids Melatonin Gummy | 1mg | 60 Gummies | Drug-Free and No Sugar Added | For Ages 4+ | Berry Flavor | Gluten and Dairy-Free Childrens Supplement
US Store
Lil Critters

Lil Critters PJ Masks Power Heroes Kids Melatonin Gummy | 1mg | 60 Gummies | ...
4.7

4k+ bought

NZD 26 28

Natures Way CalmAid Lavender Oil Supplement, Calm & Stress Support*, 90 ct | Clinically Studied Silexan Lavender Oil, Non-Drowsy, Daily Softgels, 3 Month Supply
US Store
Nature's Way

Natures Way CalmAid Lavender Oil Supplement, Calm & Stress Support*, 90 ct | ...
4.3

3k+ bought

NZD 97

Puritans Pride Premium Super Strength Melatonin 10mg Sleep Aid | Dietary Supplement for Sound, Restful, and Longer Sleep Support, 4 Month Supply, 120 Rapid Release Capsules
US Store
Puritan's Pride

Puritans Pride Premium Super Strength Melatonin 10mg Sleep Aid | Dietary Supplement ...
4.6

3k+ bought

NZD 35

BEAM Dream Sleep Powder Magnesium Sleep Aid for Adults with Melatonin, L-Theanine, Reishi Mushroom & Apigenin, Sleep Supplement, Sleep Cocoa Hot Chocolate Drink Mix, Brownie Batter, 30 Servings
US Store
BEAM

BEAM Dream Sleep Powder Magnesium Sleep Aid for Adults with Melatonin, L-Theanine, ...
3.8

3k+ bought

NZD 130

Kids Sleep Gummies - Magnesium Glycinate Gummies, Melatonin Free Sleep Aid | Magnesium, Calcium, D3, B6, L Theanine | Kid Melatonin Alternative for Restful Sleep Pack of 2
US Store
LILICARE

Kids Sleep Gummies - Magnesium Glycinate Gummies, Melatonin Free Sleep Aid | ...
4.6

3k+ bought

NZD 91

GABA L-Theanine Supplement 900 mg - Calm, Sleep & Relaxation - 120 Caps | GABA 750 mg, L-Theanine 150 mg with Magnesium & Vitamin B6 - Melatonin-Free & Non-Habit Forming - Vegan, Laboratory Tested
US Store
NUTRAHARMONY

GABA L-Theanine Supplement 900 mg - Calm, Sleep & Relaxation - 120 Caps | GABA 750 ...
4.4

3k+ bought

NZD 60

Amazon Basics Extra Strength Melatonin Tablets, 10 mg, 120 Count
US Store
Amazon Basics

Amazon Basics Extra Strength Melatonin Tablets, 10 mg, 120 Count
4.6

3k+ bought

NZD 24

Shop Sleep Supplements Online from Ubuy Cook Islands

Have you ever spent half the night staring at the ceiling, debating if you should just get up and do laundry? We all have gone through that tossing and turning time while the clock simply mocks you. We believe great sleep shouldn't be a struggle. That's why you need to pick the natural sleep aids to help drift off without that heavy morning fog. If you want to feel like a human again, the herbal sleep support calms the mind, while a magnesium sleep supplement relaxes those restless legs. When you are training hard, sleep and recovery supplements help your muscles recover.

We offer a wide range of sleep supplements from well-known international brands to help you reset your brain with a calm sleep. Browse the complete range and import them straight to your home with just a few clicks.

Huge Deals and Offers On Effective Sleep Supplements

Are you ready to shut your eyes in deep relaxation? Discover unbeatable deals and exclusive discounts on a wide variety of sleep supplements. Have a look at the various types of sleep supplements that you can purchase online.

Melatonin Sleep Supplements

The melatonin supplements serve as your body’s "lights out" signal. It is a hormone that your brain naturally makes when it gets dark, but sometimes our screens trick us into staying awake. These supplements from brands like Natrol usually come in the form of tiny tablets or gummies. This makes them perfect if you hate swallowing giant pills.

They are mostly used for resetting your internal clock after a long flight or if you are a natural night owl. Just stick to a small 1-3mg dose, as more isn't always better, unless you enjoy vivid dreams about giant hamsters.

Magnesium Sleep Supplement

A magnesium sleep supplement from brands like NOW Foods is like a spa day for your nervous system. This mineral helps your muscles chill out and tells your brain to stop thinking about every single detail of your life. It's designed to support relaxation by regulating neurotransmitters such as GABA.

Most people grab magnesium glycinate because it’s easy on the stomach, as nobody wants midnight tummy rumbles. It’s a great pick if you deal with restless legs or general tension. Just one capsule before bed, and you are a relaxed puddle of calm. See how a user felt with this magnesium sleep supplement and shared his views on Reddit.

Magnesium doesn't need to cross the bbb to help sleep. Glycinate helps parasympathetic activity, which helps muscles relax and HRV to increase. RCTs show improved sleep so it's not a placebo.

Source: r/sleep (Reddit)

Another use added that,

Magnesium glycinate has been found to be the best form of magnesium for sleep benefits, and I find that it does actually help me. I take 1000mg each night before bed

Source: r/sleep (Reddit)

Herbal Sleep Supplements

If you prefer "plant power," the herbal sleep support is your best bet. These formulas from brands like Olly use heavy hitters like valerian root, chamomile, and passionflower to gently nudge you toward dreamland. You’ll find them as soothing teas, tinctures, or concentrated capsules.

They work by lowering anxiety and make you feel slightly drowsy without the feeling of being hit by a truck the next morning. These health & supplements are the ultimate choice for those who want a gentle and earthy approach to rest.

Sleep and Recovery Supplements

For the gym rats and busy bees, the sleep and recovery supplements are a total game-changer. These are often called "restful sleep formulas" that combine minerals like zinc and magnesium with vitamin B or amino acids. They are designed to help your muscles repair while you sleep.

You’ll often see these as powders, which you mix into a nighttime shake. They don't just help you fall asleep, but they also ensure the sleep that’s essential for you after an activity. It's basically multitasking while you’re unconscious.

Select the Ideal Sleep Supplements for a Deep Calming Sleep

Still have not found the right supplement for you. We have categorised a diverse range of sleep supplements by type and application. Just go through the curated selection and choose a suitable sleep supplement for your needs and preferences.

Type of Sleep Supplement

Best Use

Brands

Melatonin Supplements 

Help fall asleep faster; jet lag & sleep-onset issues

Nature’s Bounty, Natrol, Olly, NOW Foods

Magnesium Sleep Supplements 

Improve sleep quality & relaxation; good for stress-related sleep issues

NOW Foods, Doctor’s Best

Herbal & Botanical Sleep Aids 

Calm the mind & support natural sleep onset

Olly (botanicals blend)

Combination Sleep Formulas

Broad support for relaxation, stress relief, and sleep cycle

Olly, Nature’s Bounty

Gummies / Chewables 

Easy dosing; preferred for casual nightly use

Natrol, Olly


Take a moment & explore the fantastic range of vitamins, minerals & supplements from the trusted brands all over the world.

Frequently Asked Questions About Sleep Supplements

  • What are the Best Types of Sleep Supplements to Buy Online?

    The top online choices include melatonin for timing, magnesium glycinate for relaxation, and herbal blends like valerian root or L-theanine for reducing specific nighttime anxiety.

  • How do Melatonin Supplements Work, and When Should I Take Them?

    Melatonin supplements signal your brain that it’s time to sleep. To get the best results, take a low dose thirty to sixty minutes before your planned bedtime tonight.

  • Are Natural Sleep Aids Safer than Prescription Options?

    Natural aids usually have fewer side effects and lower dependency risks than prescriptions, but they can still interact with other medications you are taking.

  • Can I Use Sleep Supplements Nightly or Only Occasionally?

    Experts recommend using sleep supplements occasionally for short-term issues such as jet lag, rather than relying on them every night for deep rest.

  • What are the Side Effects of Sleep Supplements like Melatonin or Valerian?

    Common side effects include morning grogginess, vivid dreams, headaches, or dizziness. Some herbal options might also cause mild digestive upset or a lingering metallic taste.

  • Which Sleep Supplements are Non-Habit-Forming?

    Magnesium, L-theanine, and chamomile are excellent non-habit-forming choices. While melatonin is not technically addictive, your body may rely on it if used every day.

  • Is Magnesium Effective for Improving Sleep Quality?

    Yes, magnesium helps relax muscles and quiet the nervous system by regulating GABA, making it much easier to fall asleep and stay asleep longer.

Top Brands

Top Categories