Jamieson Melatonin 10 mg Timed Release Dual Action, 60 caps BETTER SLEEP: Jamieson is here for your health. Quality sleep is one of the most important factors in feeling your best. Jamieson Melatonin Caplets aim to help you fall asleep and restore optimal sleep patterns for a better sleep. Natural, safe and non-habit-forming sleep aid. DUAL ACTION TIMED RELEASE: Specifically designed as a bi-layer caplet - the first layer dissolves quickly to help you fall asleep fast, while the second layer slowly releases additional melatonin to ensure a full night of restful sleep.