Melatonin Sleep Aid – Everything You Need to Know

Melatonin sleep aid - all you need to know

What is melatonin sleep aid?

Melatonin sleep aid is actually a natural hormone produced by the pineal gland located in top of the diencephalon. That’s why the side effects are minimal The pineal gland controls the day-night rhythm of the brain and is highly affected by daylight. Actually it is more like affected by darkness, since at night melatonin secretion is significantly increased from the pinealocytes.

The pineal gland is controlled by the suprachiasmatic nucleus located in the hypothalamus. Suprachiasmatic nucleus is the part of the brain which receives the signals from different receptors located in our bodies, mainly in our eyes, and controls the circadian rhythms.

The impulses coming from the retina make the suprachiasmatic nucleus stimulate the pineal gland and so the pinealocytes produce melatonin. So, what this means is that the more the light we have coming in our eyes, the less melatonin uk is produced. This is one of the reasons why people living in the parts of the world where there is more daylight are perkier during the days. Their eyes get more light and their pinealocytes produce more melatonin.

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