The gluten-free craze is out of hand. Here are 8 facts to counter the madness.

Julia Belluz

The gluten-free craze continues in the United States, fueled by celebrities such as Gwyneth Paltrow and well-debunked books like Wheat Belly.

By 2016, Americans are expected to spend more than $15 billion on gluten-free products, with up to one-third telling pollsters they're trying to cut gluten from their diets. While the US leads the trend, the rest of the world is now catching up. I saw this globalization firsthand in a tiny town in pasta-obsessed Italy: a small restaurant boasted a "menu senza glutine" — or gluten-free menu.

What makes this obsession so stunning is that for most people, there's not really any good scientific evidence to support abstaining from grains. READ