TrueCALM contains the calming herbs valerian, passion flower, hops and skullcap. Valerian is a sedating herb found to be effective in the treatment of insomnia. Valerian has been shown to make sleep more restful and to make falling asleep easier. Historically, passion flower was used as a mildly sedating herb to treat nervous restlessness and to calm digestive upset or spasms. Hops is often used as a mild sedative and as a remedy for insomnia, particularly for those with insomnia resulting from an upset stomach. Skullcap is often used as a sedative for people with anxiety and insomnia.