Difference between melanin and melatonin

Introduction

In the human body There are different substances that fulfill different functions and that many times they can be confused. Such is the case of melanin and melatonin. Although both have great importance in our body, its functions and characteristics are very different.

What is melanin?

Melanin is a natural pigment produced by specialized cells called melanocytes. This substance has a dark color and is found in different parts of the body, such as the skin, hair, eyes and mouth. nervous system central.

The main function of melanin is to protect the body from the harmful effects of ultraviolet radiation from the sun. Thanks to it, the skin tans and darkens to avoid cell damage.

What is melatonin?

Melatonin is a hormone produced by the pineal gland in the brain. This substance plays an important role in regulating sleep and the body's circadian rhythm.

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Melatonin production increases in darkness and decreases with exposure to the light. For this reason, melatonin is considered the sleep hormone, since its production is essential for falling asleep and maintaining restful sleep.

Differences between melanin and melatonin

As already mentioned, the function of melanin is to protect the body from solar radiation, while melatonin is related to sleep regulation.

Another important difference is that melanin is produced by specialized cells called melanocytes, while melatonin is produced by the pineal gland in the brain.

Furthermore, melanin is a visible pigment and darkens parts of the body, while melatonin is a hormone that has no visible effects on the body.

Conclusion

Melanin and melatonin are important substances in our body, but they have very different functions. Melanin protects the body from the harmful effects of the sun, while melatonin regulates sleep.