Tauroursodeoxycholic Acid (TUDCA) is a liver aid introduced as a supplement by ThermoLife in their product Liver Longer. It looks like a good resource for preventing cholestasis, one of the major risks with 17 alkylated steroids.
Tauroursodeoxycholic Acid (TUDCA) is an ambiphilic bile acid. It is the taurine conjugate form of ursodeoxycholic acid (UDCA). Humans are found to have trace amounts of TUDCA. However, bears contain large amounts of TUDCA in their bile.

Function:
1. Cooling blood and hemostasis,clearing heat and diuresis,
2. As an effective hemostat or blood coagulant that has been used to reduce or stop hemorrhage and bleeding from internal organs, particularly controlling profuse menstruation, postpartum and uterine bleeding, and blood in the urine.
3.Treatment of high blood pressure,dysentery etc.