Lactose is good for nutrition because it helps the body absorb minerals such as magnesium and zinc. People who are lactose intolerant and avoid dairy can miss out on these and the other benefits like calcium, protein and vitamins such as A, B12 and D. EatEnjoy Dairy works by helping the body break down lactose so that dairy products are properly digested. It is carefully formulated from a blend of enzymes, including lactase which many people are unable to produce in sufficient quantities.