LUNAs formula includes a special blend of calming herbs, including extracts of Chamomile, Lemon Balm, Passionflower, Hops and Valerian, to help relax the body and mind. LUNA Melatonin-free also includes a booster of L-Theanine, an amino acid known for its relaxation properties. A special and harmonious blend of all these gentle ingredients in LUNA Melatonin-Free will help to support a healthy sleep cycle.