"And that’s a lot of money wasted,” said Courtney Hylton.

But do they really think the extra cost would make people eat healthier?

“I haven’t seen any better alternatives,” said Bekaert.

“I really think that people are going to do what they want to do regardless of the fat tax," said fat tax tester, Richard Meyers.

Hungary has a 50-cent tax on fatty foods, soda, and alcohol. France is debating the Nutella tax, a hit on the chocolate spread made with palm oil. While New York City's ban on sodas larger than 16-ounces was stopped by a judge, the city did successfully ban trans fats several years ago. A study finds, on average, Trans fat in people’s fast food meals have dropped from three grams, to half a gram, because of the ban.