Achieve a deeper, more restorative sleep with this maximum strength formula. Mason Natural Melatonin 10 mg is ideal for those struggling with chronic sleeplessness, jet lag, or shift work. The addition of Vitamin B6 is essential as it aids the body in the natural production of neurotransmitters that regulate mood and sleep. Calcium is included to support the absorption of amino acids like tryptophan, which helps the brain produce melatonin naturally. Together, these ingredients help shorten the time it takes to fall asleep and increase total sleep duration.