Where to Buy Melatonin in the UK: Your Complete 2026 Guide
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If you've been searching for melatonin in the UK, you've probably noticed it's not as easy to find as it is in Canada. This guide explains how to buy melatonin online and have it delivered to the UK, which strengths and formats are available, and which products our UK customers choose most.
Why UK customers buy melatonin online from Canavitam
- Trusted brands: Webber Naturals, Jamieson, Adrien Gagnon, Nature's Bounty, Vitafusion and OLLY, many of them authorised by Health Canada.
- Every common strength: from 1mg to 10mg.
- Every format: quick-dissolve tablets, dual action tablets, gummies and liquid.
- Delivered to the UK: orders are prepared within 2 business days and usually arrive within 2 to 6 business days.
How ordering and delivery to the UK work
- Choose your melatonin from our melatonin range for UK customers.
- Check out with your UK delivery address.
- We prepare your order within 2 business days.
- Delivery to the UK usually takes 2 to 6 business days. We also deliver to Europe in 2 to 6 business days.
Which melatonin can you buy?
Our customers' favourite: 5mg extra strength
Webber Naturals Melatonin 5mg Extra Strength Easy Dissolve (400 tablets)
Our best seller. Easy-dissolve tablets that melt under the tongue with no water needed, a 200 to 400 day supply per bottle, and a long 2 to 3 year expiry date. Authorised by Health Canada (NPN 80008343).
Maximum strength: 10mg
Adrien Gagnon Melatonin 10mg Dual Action (160 tablets)
Two layers in one tablet: the first 5mg dissolves quickly and the second 5mg is released gradually. Made in Canada (NPN 80044500).
Webber Naturals Melatonin 10mg Dual Action (60 or 120 tablets)
5mg released immediately, followed by a gradual release of another 5mg. Suitable for vegetarians and vegans.
Webber Naturals Melatonin 10mg Quick Dissolve (72 or 150 tablets)
Maximum strength in a sublingual quick-dissolve tablet, no water needed.
Lower strengths: 1mg to 3mg
Webber Naturals Melatonin 1mg Quick Dissolve (90 tablets) and Webber Naturals Melatonin 3mg Quick Dissolve (90 or 180 tablets)
Gentle strengths in vegetarian quick-dissolve tablets.
Jamieson Melatonin 3mg Fast Dissolving (100 tablets)
Unflavoured fast-dissolving tablets from one of Canada's best-known vitamin brands.
Melatonin gummies
Nature's Bounty Melatonin Gummies (180 gummies)
Strawberry flavour, 2.5mg per gummy (5mg per two-gummy serving). Our best-selling gummy.
Jamieson Melatonin Gummies 2.5mg (60 or 130 gummies)
Natural strawberry, vegetarian, non-GMO and gluten-free.
OLLY Sleep Gummies (50 gummies)
3mg melatonin per serving with L-Theanine and botanicals, blackberry flavour.
Liquid melatonin
Adrien Gagnon Liquid Melatonin 3mg (110ml)
Wildberry flavour with a dropper, so you can measure your serving.
Which strength should I choose?
It depends on your needs, and the right answer is different for everyone. Always follow the product label, and ask your doctor or pharmacist which strength is right for you. Our melatonin dosage guide explains the difference between 1mg, 3mg, 5mg and 10mg, and between tablets, gummies and liquid.
Safety tips from the labels
The labels of the melatonin products we sell include warnings like these:
- Do not drive or use machinery for 5 hours after taking melatonin.
- Do not use if you are pregnant or breastfeeding.
- Consult a health care practitioner before use if you take other medications or have a medical condition.
- For use beyond 4 weeks, consult a health care practitioner.
- Keep out of reach of children.
Frequently asked questions
How long does melatonin delivery to the UK take?
We prepare your order within 2 business days. Delivery to the UK then usually takes 2 to 6 business days.
Do you deliver to Europe, Australia and New Zealand?
Yes. Europe usually takes 2 to 6 business days, and Australia and New Zealand 2 to 9 business days, after your order is prepared.
Which melatonin is most popular with UK customers?
Webber Naturals Melatonin 5mg Easy Dissolve (400 tablets) is our best seller. For gummies, Nature's Bounty is our most popular.
Gummies or tablets?
They are different formats with the same active ingredient. Gummies are easier if you dislike tablets, while large tablet bottles offer more servings.
Shop melatonin for UK delivery
Browse our full melatonin range for UK customers and find the right product for you.
This article is for general information only and does not constitute medical or legal advice. Our products are dietary supplements and are not intended to diagnose, treat, cure or prevent any disease. Regulations may change, so always check the rules that apply to you before purchasing, and consult a healthcare professional before starting any new supplement.