Melatonin is secreated by the pineal gland.
The pineal gland (or, epiphysis) synthesizes and secretes melatonin.
The pineal gland regulates sleep. The pineal gland is the gland that produces melatonin. Melatonin is responsible for people falling asleep.
pineal gland
The pineal gland is responsible for releasing melatonin.
The pineal gland regulates sleep. The pineal gland is the gland that produces melatonin. Melatonin is responsible for people falling asleep.
pineal gland
The pineal gland helps regulate the body’s responses to day and night cycles. The pineal gland increases production of melatonin, a hormone that synchronizes the body’s rhythms with the cycle of light and dark.
pineal gland
pineal gland
It's melatonin, secreted by the Pineal Gland.
The pineal gland is an endocrine gland located in the center of the brain (of vertebrate animals). It resembles a pine cone, which is the origin of its name. This gland produces serotonin and derivative melatonin. Melatonin is a hormone that regulates sleep patterns.