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Fat facts & stats
4 sourced facts about dietary fat, nutrition guidelines, and global weight trends, each with the context behind the number. 4 more are in today's round and appear here after it closes.
The basics
About how many calories does a gram of fat provide, compared to a gram of carbohydrate?
Answer9 kcal/g vs 4 kcal/g
Fat is the most calorie-dense of the three main nutrients, which is why high-fat foods pack in energy quickly.
Source: Nutrition for Foodservice and Culinary Professionals (2014) en.wikipedia.org
Going deeper
What share of daily calories does U.S. dietary guidance recommend come from total fat?
Answer15–30% of calories
Fat isn't banned from a healthy diet; guidelines instead cap the total share of calories it should provide.
Source: U.S. Food and Drug Administration (2020) en.wikipedia.org
Expert level
What saturated fat limit did the American Heart Association recommend in 2006?
Answerless than 7% of calories
Saturated fat guidance is stricter than the overall fat guidance because of its link to heart disease risk.
Source: American Heart Association (2006) en.wikipedia.org
By how much could replacing saturated fat with polyunsaturated fat cut cardiovascular disease risk, per a 2017 review?
Answerabout 30%
The American Heart Association highlighted this swap as one of the more effective dietary changes for heart health.
Source: American Heart Association (2017) en.wikipedia.org
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