UDCA could possibly be offered right after bariatric surgical procedure to prevent cholelithiasis, which commonly happens due to speedy fat loss manufacturing biliary cholesterol oversaturation in addition to biliary dyskinesia secondary to hormonal modifications.[13] Nonabsorbed ursodiol passes into the colon in which it is mostly seven-dehydroxylated to lithocholic acid. https://www.youtube.com/watch?v=A07qHOeWON8