Using Red Light to Increase Melatonin: The Ultimate Guide

Sleep is one of the most critical components of our overall health and wellbeing, and yet, millions of people around the world suffer from some form of sleep disturbance. Using Red Light to increase Melatonin can be the answer to a good nights rest. Lack of sleep can lead to a range of negative health effects, from decreased mental clarity and concentration to increased stress and risk of chronic illness.

Red light therapy is a non-invasive and natural way to improve your health and well-being. It is a type of phototherapy that uses specific wavelengths of light to stimulate the body’s natural processes and promote healing. One of the many benefits of RLT is its ability to increase the production of melatonin in the body. Melatonin is a hormone that regulates sleep and helps us fall asleep faster and stay asleep longer. In this article, we explore the role of red light therapy in increasing melatonin levels and improving sleep quality.

The Science of Melatonin and Sleep

Melatonin is a hormone produced by the pineal gland in the brain that helps regulate the body’s sleep-wake cycle. It is often referred to as the “sleep hormone” because it’s released in response to darkness, promoting feelings of drowsiness and sleepiness. The production of melatonin is suppressed by exposure to bright light, including blue light from electronic devices.

How Red Light Therapy Increases Melatonin

Red light therapy has been shown to increase melatonin levels by stimulating the pineal gland, where melatonin is produced. Red light therapy devices emit light in the red spectrum, which has a longer wavelength and lower frequency than brighter light sources. This type of light does not interfere with melatonin production and actually further promotes its release.

Red Light to increase Melatonin Woman with Pillow displaying the word Insomnia
Poor sleep leads to many health issues

Benefits of Using Red Light Therapy to Increase Melatonin

  1. Improved Sleep Quality: Red light therapy has been shown to improve sleep quality by promoting feelings of drowsiness and relaxation. This can help reduce the time it takes to fall asleep and increase the duration of deep, restorative sleep.
  2. Reduced Stress and Anxiety: RLT has been shown to reduce levels of stress and anxiety by promoting feelings of calm and relaxation. This can help improve overall mood and emotional wellbeing.
  3. Increased Energy and Alertness: By improving sleep quality, red light therapy can also increase energy levels and improve alertness during the day. This can help with productivity, focus, and overall mental clarity.
  4. Better skin health: RLT has been shown to improve skin health, reducing the appearance of fine lines, wrinkles, and acne.

How to Use Red Light Therapy to Increase Melatonin

  1. Choose a quality red light therapy device that emits light in the 630-660 nanometer range. This is the range of light that has been shown to be most effective in increasing melatonin levels.
  2. Use the device before bedtime, for 10-20 minutes, in a dark room. For best results the light should be positioned so that it shines directly on the face but it should not be too bright or uncomfortable.
  3. Avoid exposure to other sources of bright light, such as electronic devices, for at least an hour before bedtime.

Precautions to Consider When Using Red Light Therapy for Increasing Melatonin

While RLT is generally safe, there are a couple of precautions to consider when using it for increasing melatonin. These include:

  • Consult with a healthcare professional. If you have any pre-existing medical conditions, it is always best to check before starting red light therapy.
  • If the device has the ability to adjust the strength of the light emitted then start treatments at a lower strength and duration then increase over a period of a few days.

How to Choose the Best Red Light Therapy Device for Increasing Melatonin

When choosing a red light therapy device for increasing melatonin, it is important to consider the following factors:

Wavelength: Make sure the device uses the correct wavelengths of light for increasing melatonin production.

Woman standing in front of light therapy machine with Wavelengths of Red Light Therapy entering the body increasing Melatonin

Size: Choose a device that is the right size for your needs, such as a full-body panel or a smaller handheld device.
Safety: Look for a device that has been tested and certified such as those from reputable suppliers like Leredd.


Q: Is red light therapy safe?

A: Yes, red light therapy is considered safe for most people. It does not produce harmful UV radiation and has no known negative side effects.

Q: Can red light therapy be used in conjunction with other sleep aids?

A: Yes, red light therapy can be used in conjunction with other sleep aids, such as sleep medications or natural remedies. However, it is important to consult with a healthcare provider before using any new sleep aids, to ensure safety and effectiveness.

Q: How long does it take to see results from red light therapy?

A: The effects may vary from person to person. However, most people start to see a consistent improvement in their sleep within a few days to a week.

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