Oreo cookies are a classic prepackaged snack, well-loved among adults and children alike. Kraft Foods touts the Oreo as the "World's Favorite Cookie.'' It is no wonder these cookies have been around for over 100 years. With the first ingredient as sugar, it can calm (or reignite) a sweet-tooth in an instant.
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Calories in an Oreo
In one six-cookie package of Oreos, there is 270 calories. Each cookie in that package contains 45 calories. Of those 45 calories, 27 are from carbohydrates. Fat contributes 16.5 calories to each cookie. Only 1.5 calories in each cookie come from protein.