Title: Ask a Scientist: Can Adults Suddenly Develop Lactose Intolerance? | YouBeauty
Headings: Ask a Scientist: Can Adults Suddenly Develop Lactose Intolerance?
Ask a Scientist: Can Adults Suddenly Develop Lactose Intolerance?
Content: Dr. Roshini Raj, board certified gastroenterologist and internist, and founder of TULA probiotic skincare
The Answer: Maybe it has happened to you: over time, you notice that after you drink a glass of milk or eat a bowl of ice cream, you’re running to the bathroom the rest of the day. Could you suddenly be lactose intolerant as an adult? It’s possible. Most people experience a gradual decline of lactase (the enzyme that helps your body digest milk products) activity as they age. Lactase is produced by the cells lining your small intestine, and if they don’t produce enough, the lactose you consume passes undigested into the large intestine. There, it interacts with bacteria and causes all those nasty stomach problems — diarrhea, gas, bloating — that those with lactose intolerance know all too well. Lactose intolerance could be caused by anything that disrupts the functioning of the small intestine — for example, surgery, an illness such as Crohn’s disease or even food poisoning. Sometimes the intolerance is temporary and resolves itself;