Member's Mark Lactose-Free Milk, 12 / 1LMembers Mark Lactose Free Milk, 100% cow's milk. It is ideal for those with lactose intolerance, as it is easy to digest. One glass of Members Mark milk provides all the essential nutrients the body needs, such as proteins, lipids, carbohydrates, vitamins A, B, D, and E, as well as calcium, phosphorus, and potassium. The best choice to help reduce digestive discomfort caused by lactose, thanks to its easy digestion.