For people who cannot tolerate lactose in some satae people can be lactose tolerant to lactose digestion, they can eat the intestines of milk without lactose intolerance issues. Common in adults.
For those who can not tolerate lactose, but in some people with lactose intolerance can tolerate lactose digestion in the intestine and can drink milk without lactose intolerance issues. Common in adults
For those who do not tolerate lactose, but in some people with tolerance to lactose can digest lactose on intestinal can eat milk without lactose allergy More common in adults.