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Pineal gland

Location of pineal gland in brain, with close-up of pineal gland

The pineal gland is a small gland in the brain, located just above the brain stem. It makes melatonin. Melatonin is a hormone that helps regulate the sleep-wake cycle.

Current as of: June 16, 2021

Author: Healthwise Staff
Medical Review:
Kathleen Romito MD - Family Medicine
Alfred Lewy MD, PhD - Psychiatry

Research Health Topics

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