Melatonin is a hormone that is naturally produced in the body and plays a key role in regulating the sleep-wake cycle. It is commonly used as a supplement to treat sleep disorders such as insomnia and jet lag. However, melatonin is banned in the UK, leaving many people wondering why.

Why is Melatonin Banned in the UK?

Melatonin is classified as a prescription-only medication in the UK, which means that it can only be legally obtained with a prescription from a doctor. It is not available over-the-counter or in health food stores like it is in many other countries. The reason for this is that melatonin has not been approved by the UK Medicines and Healthcare products Regulatory Agency (MHRA) for use as a sleep aid.

One of the main concerns with melatonin is that it is not properly regulated, which means that it can be difficult to know what you are actually taking. In many countries, melatonin is available over-the-counter and is often sold as a dietary supplement, which means that it is not subject to the same rigorous testing and quality control as prescription medications.

Also Read: 7 Simple Ways to Boost Your Metabolism and Burn More Calories

There have been reports of melatonin supplements being contaminated with other substances or containing inaccurate dosages, which can have serious health consequences. In some cases, people have experienced adverse effects such as drowsiness, headaches, and even seizures after taking melatonin supplements.

Another concern is that long-term use of melatonin can have negative effects on the body. While short-term use is generally considered safe, there is limited research on the long-term effects of melatonin use. Some studies have suggested that long-term use of melatonin can disrupt the body’s natural production of the hormone and lead to dependence, making it harder for the body to fall asleep on its own.

While melatonin is not approved for use as a sleep aid in the UK, it is still used in certain medical situations. For example, it may be prescribed to people with certain neurological conditions or to those who have undergone chemotherapy and are experiencing sleep disturbances as a side effect.

Alternatives to Melatonin

If you are struggling with sleep issues, there are other options available that do not involve melatonin. One option is to try cognitive behavioural therapy for insomnia (CBT-I), which is a type of therapy that helps to identify and address the underlying causes of insomnia. This can be a highly effective way to improve sleep quality and address underlying issues that may be contributing to sleep disturbances.

Other options include over-the-counter sleep aids such as antihistamines or natural remedies such as valerian root. It is important to speak with a healthcare professional before trying any new sleep aid, as they can help to identify the best option for your individual needs and ensure that it is safe for you to use.


Melatonin is banned in the UK because it has not been approved by the MHRA for use as a sleep aid. While it is a naturally occurring hormone that plays an important role in regulating sleep, there are concerns about the safety and regulation of melatonin supplements. Alternatives to melatonin include cognitive behavioral therapy for insomnia and other over-the-counter sleep aids. If you are struggling with sleep issues, it is important to speak with a healthcare professional to identify the best treatment option for your individual needs.

Share This: