Centaury is used for heartburn, delayed menstruation, appetite loss and anorexia when liver weakness is involved. It can also be used to treat anemia, colic, cramps, constipation, metabolic disorders, diabetes, intestinal worms, kidney problems, jaundice, hepatitis, gallbladder and liver disease, rheumatism, and gout. It can also be used to reduce fevers, cleanse the blood, and as a gentle laxative. Steep 1tsp in a cup of hot water, twice a day.