Are Probiotics A Miracle Food?

By Andrea Bartz

Probiotics claim to support immunity and fix everything from bloat to skin trouble, and they're popping up in all kinds of foods and drinks—more than 500 new products in the last decade. Clearly lots of people are on board: Sales of anything touting the probiotic promise increased by $1 billion in the United States in the past two years alone. So should you stock up? Well, it's complicated.

Check out the slideshow above to learn the truth about probiotics.

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