Nite Time Caps contain Valerian root, Passion flower, Skullcap herb, and Peppermint leaf. As a dietary supplement, take 2-4 capsules of Nite Time Caps just before bedtime. Valerian root is best known as a sleep aid but may have other benefits for the heart and nervous system.* Valerian is a good herbal source of calcium and magnesium, while Passion flower and Skullcap have been used traditionally to relieve muscle spasms and nervous tension.*