Nature’s Bounty® Sleep3 is a triple action, 100% drug-free sleep aid.* Each tablet leverages time-release technology to dissolve each layer at different times throughout the night to help you relax and get a good night’s sleep so you can wake up ready to take on the day.* Melatonin plays a vital role in the maintenance of the circadian rhythm “sleep-wake cycle”, sleep induction and sleep duration.* L-Theanine interacts with the neurotransmitter GABA, to support a calm and relaxed mood.*