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Ketogenic Diet Cuts Liver Fat 67% and Reverses Prediabetes

8/29/2026

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Summary

Story summary

Washington University researchers reported that a ketogenic diet reduced liver fat by 67% in trial participants.
The same study found 50% of keto participants reversed prediabetes, versus 29% on Mediterranean and 7% on plant-forward diets.
Experts say larger, year-long trials are needed to evaluate the diet’s long-term safety and efficacy.
Despite high saturated fat, the ketogenic diet did not raise LDL cholesterol or apolipoprotein B levels.

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Story summary

Washington University researchers reported that a ketogenic diet reduced liver fat by 67% in trial participants.
The same study found 50% of keto participants reversed prediabetes, versus 29% on Mediterranean and 7% on plant-forward diets.
Experts say larger, year-long trials are needed to evaluate the diet’s long-term safety and efficacy.
Despite high saturated fat, the ketogenic diet did not raise LDL cholesterol or apolipoprotein B levels.