A keto diet might benefit females more than males

A recent study from The University of Texas Health Science at San Antonio (UT Health San Antonio) suggests that a keto diet may have different effects on males and females. The study found that estrogen could play a role in promoting protection against the adverse effects of a ketogenic diet, particularly in terms of cellular senescence.

Published in the journal Cell Reports, the study focused on male and female mice following a ketogenic diet. The researchers discovered that male mice on the diet showed an accumulation of cells expressing markers of cellular senescence, a process that can contribute to age-related declines in bodily function. Interestingly, female mice did not exhibit the same accumulation of senescent cells.

Lead author of the study, Dr. David Gius, explained that the results suggest a sex-specific difference in the effects of a ketogenic diet, with implications for clinical practice. Ketogenic diets, characterized by low-carbohydrate and high-fat intake, have been used to manage conditions like type 2 diabetes and epilepsy.

The study also highlighted the importance of considering gender differences in response to dietary interventions. While male mice have traditionally been used in research due to assumptions about consistency, recent studies have suggested that female mice may provide valuable insights as well.

The researchers observed that estrogen treatment prevented the increase in cell senescence and oxidative stress in male mice on a keto diet. Additionally, female mice administered a selective estrogen receptor inhibitor exhibited similar responses to male mice, further emphasizing the role of estrogen in the diet’s effects.

Overall, the study underscores the need to consider sex-specific responses to dietary interventions, such as ketogenic diets. Understanding how hormones like estrogen can influence outcomes may lead to more personalized approaches to nutrition and health. Further research is warranted to explore the mechanisms underlying these differences and their implications for human health.

For more information, the study titled “Divergent sex-specific effects on a ketogenic diet: Male, but not female, mice exhibit oxidative stress and cellular senescence” is available in Cell Reports. This research sheds light on the complex interplay between diet, hormones, and cellular processes, offering new insights into the potential benefits and risks of ketogenic diets for different populations.