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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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, especially when their fat came from lard instead of oils high in polyunsaturated fats. This supports the idea that the type of fat matters for living longer when eating less.

Contradicting (0)

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No contradicting evidence found

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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 seems to help them live longer than eating fats from fish or soybean oil.

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90%

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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88%

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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10

85%

What mice eat affects the fats in their cell membranes, and since diet can change these fats, it might help explain how food could influence how long they live.

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84%

Cutting calories helps these lab mice live longer, no matter what kind of fat is in their food — it’s the calorie drop itself that makes the difference.

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82%