ONNIT: Melatonin Spray Lavender, 1 oz

One of these mechanisms involves the hormone melatonin. In a normal, pre-electricity scenario the pineal gland would release melatonin at the onset of darkness to help induce a desire to sleep. However, artificial light, especially high-frequency blue light from visual electronics has been known to shift the release of melatonin, which can perturb sleeping patterns.