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WEST LAFAYETTE, Ind. -- Many people who claim to be lactose intolerant really aren't, says Dennis Savaiano, dean of Purdue University's School of Consumer and Family Sciences. The problem, Savaiano ...

Lactose-intolerant? Just out of eggs ... marshmallows and even popular candies like Skittles. Which desserts do people often not realize are typically made with animal products?

Even if you are lactose intolerant, certain cheese types are safe to eat. We spoke with Michael Tunick, who is a research chemist with the US Department of Agriculture and author of the book "The ...