NEW YORK (CBSNewYork) — Don’t let those labels fool you – fat-free foods aren’t always the healthiest choices.

On The Couch, we’re sinking our teeth into the facts about “healthy” foods that are not-so-healthy, after all.

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New York Times bestselling author of “Sass Yourself Slim,” nutritionist Cynthia Sass, had some surprising facts about food.

Some of the hidden offenders?

Fat-free pretzels: Pretzels are made from refined white flour and are dense in carbohydrates. An average bag of pretzels is average carb equivalent to an entire loaf of bread. organic popcorn instead.

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Spinach wraps: What are often disguised a healthy alternative to bread, spinach wraps are also filled with white flour. Use outer romaine leaves or whole corn tortillas instead.

Reduced fat peanut butter: The regular version of peanut butter has the exact number of calories as the reduced-fat version. Additionally,  the reduced-fat alternative has almost twice the carbohydrate content. Go for the real thing instead – or try natural almond butter.

Sushi: Tempura rolls can have more calories than a burger. Try leaner sushi or black rice sushi instead.

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