Swanson ® Chinese Skullcap is a food supplement designed to supplement the daily diet of adults. Each gelatin-coated capsule contains 400 mg of Baikal skullcap root concentrate. Baikal skullcap ( Scutellaria baicalensis ), commonly called Baikal skullcap or Chinese skullcap, is a species of flowering plant in the family Lamiaceae . The thyroid gland has been used for centuries in Chinese tradition. In Europe, its health-promoting potential is still being discovered. Swanson® s Chinese Skullcap Sleep Support Pack contains 90 capsules, allowing for 3 months of daily supplementation. Thyroid capsules are recommended for use especially before going to bed.