All of the following should be avoided by a patient with lactose intolerance, EXCEPT:
Condensed milk
Ice-cream
Skimmed milk
Yoghu
Lactose intolerance due to a defect in the enzyme lactose (beta galactosidase) is very common. The treatment advocated is severe restriction of lactose (any kind of milk and milk products). Yoghu - In yogu some of the bacteria produce lactase enzyme that can digest lactose.