Which type of milk can lactose intolerant people drink?

Lactaid: Lactaid milk is a milk in which the sugar lactose has already been broken into its components of glucose and galactose sugars. These sugars will get absorbed without any problem in the intestinal tract.

Multiple available: Soy milk is naturally free of the lactose sugar that triggers the problem. There is also many products that add the enzyme your body doesn't have to digest the lactose sugar (lactase enzyme). When added in proper amounts it prevents any symptoms of intolerance. Lactaid is such a product. You can also take the enzyme in pill form & avoid symptoms.