Can you become more tolerant of lactose?

Just because you have lactose intolerance—that is, you’ve lost most of your ability to break down lactose—doesn’t mean you need to avoid dairy forever. For starters, many dairy foods, like hard cheeses, don’t have much lactose—just a gram or so per serving. What’s more, “most people can tolerate far more lactose than they realize,” says Purdue University's Dennis Savaiano.
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