If you're overweight and eat fewer carbs instead of less fat for four weeks, you might lose more body fat—even if you lose the same amount of total weight as someone on a low-fat diet.

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Pro

55

Against

Evidence from Studies

Supporting (0)

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Community contributions welcome

No supporting evidence found

Contradicting (1)

55

Community contributions welcome

55

Low Carb Diet Outrank Low Fat Diet in Weight Loss

Randomized Controlled Trial

Human

The study looked at which diet helped people lose more total weight, but it didn’t measure if people lost more fat from their bodies — which is what the claim is about.

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Low Carb Diet Outrank Low Fat Diet in Weight Loss

Score: 55

DOI: 10.23880/ipcm-16000157

Similar Assertions

If you're overweight and eat fewer carbs instead of less fat for four weeks—without counting calories—you might lose about 8 pounds more than someone on a low-fat diet, and it might be because you're losing more body fat.

0

55

95%

If you're overweight and eat less fat for four weeks, you might lose more muscle than fat compared to someone who eats fewer carbs — even if both diets help you lose weight.

0

92%

When people with excess body fat eat very few carbs and more fats, they lose about 4-5% of their muscle mass within a month, and this muscle loss continues for the full 12 weeks of the diet.

83%

Whether you cut fat or carbs, if you eat the same number of calories, you’ll lose about the same amount of weight.

1

0

81%

If you're a healthy woman with obesity and you eat very few carbs for 6 months, you'll likely lose more weight and body fat than if you eat low-fat foods — even if you're eating the same number of calories in both cases.

55

0

80%