In mice on a low-calorie diet, eating more fat from lard seems to help them live longer than eating fats from fish or soybean oil.

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Evidence from Studies

Supporting (1)

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Community contributions welcome

10

The Influence of Dietary Fat Source on Life Span in Calorie Restricted Mice.

Cohort Study

Animal

2015 Oct

The study found that mice on a low-calorie diet lived longer when their fat came from lard instead of fish or soybean oil, which matches the claim.

Contradicting (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

The Influence of Dietary Fat Source on Life Span in Calorie Restricted Mice.

Score: 10

DOI: 10.1093/gerona/glu177

Similar Assertions

In mice on a low-calorie diet, eating more fat from lard (like bacon fat) might help them live longer than eating fats from fish or soybean oil.

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99%

In mice on a low-calorie diet, the type of fat they eat might affect how long they live — less polyunsaturated fat and more saturated or monounsaturated fat could help them live longer.

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90%

Mice that eat fewer calories live longer, and among those on a low-calorie diet, the ones eating mostly lard seem to live the longest.

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87%

In male mice eating 40% fewer calories, the type of fat they eat matters — mice live longer on more saturated fats like lard than on unsaturated fats like soybean or fish oil.

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86%

Cutting calories helps these specific mice live longer, no matter what kind of fat is in their food — it’s a reliable way to extend their lives.

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85%