A review. Insomnia is a common sleep arising disorder from conditions like stress, anxiety, depression, changes in modern lifestyle including several medications, lack of exercise, jet lag. To review possible mechanism of action of herbal sleep inducing formulation. Herbal formulation containing unique constituents like Convolvulus pluricaulis, Nardostachys jatamansi, Withania somnifera and Rauwolfia serpentine induces sleep naturally by rejuvenating the nervous system, removes insomnia and eases stress. These ingredients altogether can act as natural tranquilizer, sedative, brain tonic, have anxiolytic effect, antistress, anti-depressant, hypotensive action, anti-oxidant, adaptogenic and neuroprotective effects. A product with multi ingredient, each with a different activity profile would be an ideal product for sleep-disorder rather than a single ingredient product which is recommended in combination resulting in synergistic effect. This natural herbal insomnia formulation is safe and efficacious for insomnia.