Insomnitol™ Chewables are great tasting lemon-flavoured tablets formulated to support quality sleep and the promotion of calming brain activity. They feature melatonin a multifunctional hormone whose main role lies in its involvement in the circadian (day/night) biological rhythms and 5-HTP a precursor to the neurotransmitter serotonin. These tablets also contain vitamin B6 inositol and l-theanine in order to further help promote the natural ability to fall asleep and stay asleep.