Nature's Plus Sleep-Assure is the first supplement to unlock the myriad benefits of melatonin supplementation. Each tablet is a multi-faceted nutritional supplement that combines the highest quality melatonin available with the healthful properties of natural botanical extracts and essential cofactors for maximum results. Sleep-Assure offers a scientifically engineered delivery system that utilizes an innovative bi-layered technology for rapid and sustainable results. The rapid release layer supplies the powerful effects of melatonin, GABA and pyridoxal-5-phosphate while the sustained release layer supplies a broad array of herbs long renowned for their long-lasting calming effects. Ingredients Melatonin (N-Acetyl-5-methoxytryptamine) 1.5 mg GABA (gamma aminobutyric acid) 10 mg Pyridoxal-5-phosphate (P5P) 5 mg Melatonin (N-Acetyl-5-methoxytryptamine) 1.5 mg Herbal Blend (equal proportions of Kava Kava root extract (Piper methysticum) (standardized 29-31% kavalactones), Passion Flower extract (Passiflora incarnata) (standardized 3.5-4% flavonoids, calculated as isovitexin), Valerian root extract (Valeriana officinals) (standardized 1% valerenic acid), Chamomile Flower (Matricaria recutita) (standardized 1% apigenin,