Kefir is a fermented milk beverage that contains different cultures than yogurt. The objective of this study was to determine whether kefir improves lactose digestion and tolerance in adults with lactose maldigestion.
Randomized block design.
Fifteen healthy, free-living adults with lactose maldigestion.
MAIN OUTCOME MEASURES:
Breath hydrogen excretion and lactose intolerance symptoms were monitored hourly for 8 hours after each test meal.