UDCA could be presented just after bariatric surgical procedure to forestall cholelithiasis, which usually takes place due to the fast fat loss generating biliary cholesterol oversaturation and in addition biliary dyskinesia secondary to hormonal variations.[thirteen] Nonabsorbed ursodiol passes in to the colon where it is mostly 7-dehydroxylated to lithocholic https://www.youtube.com/watch?v=A07qHOeWON8