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What is enterohepatic recirculation, and what is the significance of the process?

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Enterohepatic recirculation is cyclic process by which bile acids are "reabsorbed in the lower small intestine, returned through the blood to the liver, and reused" (enterohepatic circulation, 2010). The process "handles 20 to 30 grams of bile acids per day in human beings" (enterohepatic circulation, 2010) or about 95% of bile acids released into the duodenum (Bowen, 2001).

To give you the significance of the enterohepatic recirculation process, allow me to quote a very good explanation given by a faculty from Colorado ...