Melatonin Melatonin is often called a sleeping hormone. It "sets the clock" in the sleep-wake cycle. Melatonin is involved in the regulation of natural body rhythms, increasing in the evening as the sunlight diminishes and decreasing in the morning as the sunlight returns. Acupuncture increases the night time melatonin levels and therefore enhances your sleep. How does acupuncture increase melatonin levels? How does acupuncture and sleeping pills compare? Request an appointment now! Acupuncture increases the night time levels of melatonin enhances your sleep quality extends sleep time and reduces anxiety!