Googled it and got this.. A hepatologist is the most experienced and qualified type of doctor to treat people with liver disease. Since there is currently no separate board certification examination in the field of hepatology, there is no official definition of a hepatologist.
Isatis tinctoria, with Woad (; or glastum) as the common name, is a flowering plant in the family Brassicaceae. It is commonly called dyer's woad, and sometimes incorrectly listed as Isatis indigotica (a newer and invalid name for the same plant).
Woad Supreme is the powdered root of Isatis tinctoria. Isatis has a history of use in China for 2,000+ years. Isatis, commonly known as woad, has the following indications: 1) It is a broad spectrum antimicrobial.