Prebiotic soda brands are taking over the beverage market. Find out if functional sodas are actually as healthy as you think.

Soda gets a bad rep. For a long time, we've demonized sugar and regular Coca-Cola. Then came its sugar-free counterparts, Diet Coke and Coke Zero. But then we began to question their ingredients, too.

Dr Darin Detwiler told DailyMail.com that sodas, whether regular or diet, 'raise significant concerns due to their ...