Question

what is melatonin. explain it​

Answer 1

Answer:

Melatonin is a hormone that the pineal gland in the brain produces. People can also take it as a natural or synthetic supplement to promote restful sleep. Melatonin fulfills many functions in the body, but it is mostly known for maintaining circadian rhythms.

Answer 2

Answer:

Melatonin is a hormone secreted by pineal gland

It controls sleep wake cycle.