CULVER’S ROOT (BLACKROOT) | Herbal Support for Liver, Gallbladder & Digestive Balance |CULVERS ROOT (BLACKROOT) Herbal Support for Liver, Gallbladder & Digestive Balance Rooted in Cleansing. Guided by Flow. Culvers Root, traditionally known as Blackroot, has long been valued in herbal practice for supporting healthy liver function, gallbladder balance, and natural digestive movement. Historically incorporated into cleansing routines, this botanical is traditionally used to encourage bile flow, digestive comfort, and occasional relief