Did you know that the first carbohydrate you and every other mammal on Earth consumed was Lactose? Also known as &ampldquo;milk sugar&amprdquo;, Lactose is a natural sugar found in milk.Extracted from sweet or sour whey, NOW Real Food&amptrade; Pure Lactose is about 20% the sweetness of sugar and is used in unique food applications and as a sweet addition to children&amprsquo;s milk. Lactose is also a good way to support the growth of beneficial gut bacteria such as acidophilus.