Over the last few years, melatonin supplements have gained momentum in their sale. The primary reason is these sleep aids are of great use to reset one’s circadian rhythm. Circadian rhythm is all about a human’s sleep-wake cycle which includes mental, physical and various other behavioural patterns.
However, the entire thing seems to pause when pineal gland doesn’t secret this naturally occurring hormone. That is when people choose to buy melatonin in the UK or several other countries.