UDCA could be presented just after bariatric surgical procedure to avoid cholelithiasis, which frequently happens mainly because of the immediate weight loss creating biliary cholesterol oversaturation as well as biliary dyskinesia secondary to hormonal adjustments.[13] Nonabsorbed ursodiol passes into your colon where it is mostly 7-dehydroxylated to lithocholic acid. https://www.youtube.com/watch?v=A07qHOeWON8