The Skinny On Low Carbs

From the caveman diet to CarbSmart Klondike bars, here's the rundown on the rapidly growing low-carb industry

LABELS What You Need to Know About Carbspeak

YOU DO THE MATH

Until the Food and Drug Administration rules on the legal definition of "low carb" or "carb lite," companies can get in trouble explicitly marketing their products as such. Nutrition labels can be used, however, to break down a food's carbohydrate content, enabling dieters to subtract so-called nonimpact carbs. Those include fiber and artificial sweeteners such as sugar alcohols, which don't raise blood-sugar levels.

THE INDUSTRY JARGON

Foodmakers created the idea of "net carbs" or "impact carbs" to zero in on the amount of carbohydrates that affect insulin levels.

THE...

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