Rediscover the power of restful sleep with Irwin's Power to Sleep Magnesium PM, a thoughtfully crafted melatonin-free formula, designed to help achieve restorative sleep so that you can wake up refreshed and ready to take on the day. Featuring a highly absorbable form of magnesium to support muscle relaxation, and nervous system health to help prepare your body and mind for a good nights sleep. Featuring a traditional blend of relaxing herbs including Saffron, Passionflower, California Poppy, and Lavender to help promote a sense of tranquility.