Assimilation of cholesterol in milk by kefir cultures

Summary Significant variations in the ability to assimilate cholesterol in milk were abserved among 6 kefir cultures. The amounts of cholesterol assimilated during 24 h of incubation and 48 h of storage ranged from 10.8 to 5.3 mg/dl of milk or from 84 to 41% of cholesterol in control milk (12.8 mg/dl).