If you swap out a small part of the fatty foods you eat—like butter or cheese—with healthier fats like olive oil or avocado for six weeks, it won’t hurt your body’s ability to manage blood sugar.

33

Pro

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Against

Evidence from Studies

Supporting (1)

33

Community contributions welcome

33

Adverse effects on insulin secretion of replacing saturated fat with refined carbohydrate but not with monounsaturated fat: A randomized controlled trial in centrally obese subjects

Randomized Controlled Trial

Human

2016 Nov-Dec

This study found that swapping a small amount of unhealthy fat (saturated fat) for healthy fat (monounsaturated fat) for six weeks didn’t hurt how the body releases or uses insulin in overweight people — exactly what the claim says.

Contradicting (0)

0

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No contradicting evidence found

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

Adverse effects on insulin secretion of replacing saturated fat with refined carbohydrate but not with monounsaturated fat: A randomized controlled trial in centrally obese subjects

Score: 33

DOI: 10.1016/j.jacl.2016.09.006

Similar Assertions

If you swap out a small amount of fatty foods for sugary or starchy ones for six weeks, your body releases less insulin after eating—even though your blood sugar goes up the same—which might mean your pancreas isn’t working as well.

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