• 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 1
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 2
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 3
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 4
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 5
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 6
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 7
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 8
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 9
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 10
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 11
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 12
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 13
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 14
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 15
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 16
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 17
  • 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO - görsel 18
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21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO

21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO

£20.37 GBP
£20.37 GBP
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21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO

£20.37
£20.37
Save % Sold out
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Product Overview

Struggling with occasional sleeplessness? 21st Century Melatonin 5mg Tablets offer a gentle, non-habit forming solution to help you fall asleep faster and wake up refreshed. Each bottle contains 120 tablets, providing a two-month supply when taken nightly. Melatonin is a naturally occurring hormone that regulates your sleep-wake cycle, and this supplement delivers a precise 5mg dose to support your body's own sleep rhythm. Manufactured in a GMP-certified facility, these tablets are gluten-free, non-GMO, and contain no artificial flavors or preservatives. Whether you're dealing with jet lag, shift work, or just need help winding down, this sleep aid is designed to promote relaxation and restful sleep without the risk of dependency.

Key Features and Benefits

  • Promotes Restful Sleep: Each 5mg tablet helps you fall asleep more quickly and supports a full night's rest.
  • Non-Habit Forming: Unlike some sleep medications, melatonin is not addictive and can be used as needed.
  • 120-Count Supply: One bottle provides up to four months of occasional use (when used as directed, not nightly).
  • Gluten-Free & Non-GMO: Suitable for those with dietary sensitivities or preferences.
  • No Artificial Additives: Free from artificial flavors, colors, and preservatives.
  • Trusted Brand: 21st Century has been providing quality supplements for over 20 years.

How to Use

For adults, take one 5mg tablet 30 to 60 minutes before bedtime. Do not exceed one tablet per day unless directed by a healthcare professional. Melatonin is best used for short-term sleep issues. If you have a medical condition or are taking medications, consult your doctor before use. Store in a cool, dry place and keep out of reach of children.

Who It Is For

This melatonin supplement is ideal for adults ages 18 and older who experience occasional sleeplessness due to stress, travel, shift work, or other disruptions to their sleep schedule. It is not intended for children or for long-term daily use without medical supervision. If you are pregnant, nursing, or have an autoimmune condition, please consult your healthcare provider first.

Why Choose This Product

21st Century Melatonin stands out for its purity, potency, and value. With 120 tablets per bottle, you get more than most competitors offer at a similar price point. The 5mg dosage is a standard effective dose for most adults. The brand's commitment to quality is evident in their GMP-certified manufacturing and rigorous testing. Plus, being gluten-free and non-GMO makes it accessible to a wider range of consumers. If you're looking for a reliable, affordable sleep aid that works naturally with your body, this is an excellent choice.

Technical Details

  • Form: Tablet
  • Strength: 5 mg per tablet
  • Count: 120 tablets
  • Dimensions: 2.375 x 1.75 x 3.75 inches
  • Weight: 0.14 pounds
  • Allergen Information: Gluten-free, non-GMO, no artificial flavors or preservatives

Delivery in the United Kingdom

Orders are prepared with clear UK delivery expectations from the product page through dispatch. Delivery estimates are shown before checkout where available, and tracking details are sent after the order leaves fulfilment so customers can follow the parcel and plan around the expected arrival window.

Returns and support

NutriSentra offers straightforward post-purchase support with a clear returns process. Please check the store returns policy before sending an item back, as final eligibility may depend on product condition, packaging integrity and whether the return request is started within the stated return window.

How to choose

Use the product description, ingredient list, serving information and available variants to compare supplement options. Always check the full ingredient list, directions for use and any allergen information on the product packaging before taking any food supplement.

Ingredients and important information

Ingredient lists and formulations may vary by batch or supplier. Always check the product packaging for the most up-to-date information. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. If you are pregnant, nursing, taking medication or have a medical condition, consult your healthcare professional before use.

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Why shop with NutriSentra

  • Tracked UK delivery

    Clear delivery messaging for United Kingdom shoppers.

  • Secure checkout

    Secure checkout.

  • Clear returns

    Returns information is written plainly before purchase.

  • Trusted brands

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Supplement guide

21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO at NutriSentra

Product OverviewStruggling with occasional sleeplessness? 21st Century Melatonin 5mg Tablets offer a gentle, non-habit forming solution to help you fall asleep faster and wake up refreshed. Each bottle contains 120 ta...

Category Food Supplement
Delivery area United Kingdom
Checkout Secure checkout
Brand 21st Century
Price £20.37
Availability In stock
120 count21st century5mgadultsgluten-freemelatoninnon-gmonon-habit formingrestful sleepsleep aid

How to choose if this supplement fits your routine

Read the ingredient list, check the serving size and directions for use. Consider the supplement form (tablet, capsule, liquid) and whether it suits your dietary requirements. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle.

What NutriSentra shows before checkout

Every product page displays price, availability, variant choices, ingredient information, directions for use, allergen details, UK delivery expectations and secure checkout — so you can make an informed decision quickly.

Questions about 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO

Is 21st Century Melatonin 5mg Tablets, 120 Count – Sleep Aid for Adults, Promotes Relaxation & Restful Sleep, Non-Habit Forming, Gluten-Free, Non-GMO available for UK customers?

Yes. This product is currently available on NutriSentra with UK delivery.

How should I compare this with similar supplements?

Compare the active ingredients, serving size, number of servings per container, supplement form, brand reputation and price per serving. Check allergen information if relevant to your dietary needs.

Where can I find delivery and returns information?

Delivery information is shown near the add to basket area. Returns guidance is available on the product page and full terms are covered in the store returns policy.

Supplement shopping with clarity

NutriSentra product pages display ingredients, directions, allergen details and delivery information clearly — so you can compare supplements and make informed choices quickly.

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