Why am i lactose intolerant?

Varies: The lactose intolerant person is either born without the enzyme needed to digest lactose, or looses it with age. It can be temporary after a bowel injury like prolonged diarrhea, but this mar heal and tolerance returns. You can either avoid lactose or take the enzyme as a supplement ; have a great life.

Diet and pills: Lactose intolerance tends to persist once one develops it. Trying avoiding foods with lactose or find alternatives that are lactose-free. You can also take some Lactaid enzyme pills before consuming milk products.