Too many carbs vs. protein or fat might shorten life

Original Title

Association between carbohydrate to protein or fat ratio and mortality: A prospective cohort study.

Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms

Summary

This study looked at what people in Korea ate and how long they lived. It found that eating way more carbs than protein or fat might make people more likely to die sooner.

Sign up to see full results

Get access to research results, context, and detailed analysis.

Surprising Findings

High carb-to-protein ratios increased overall death risk but not heart death risk.

Most people assume high-carb diets harm the heart — but here, the heart risk only showed up when carbs replaced fat, not protein.

Practical Takeaways

Try to keep your daily carb-to-fat ratio below 7.1 — for example, if you eat 300g carbs, aim for at least 42g of fat.

low confidence

Unlock Full Study Analysis

Sign up free to access quality scores, evidence strength analysis, and detailed methodology breakdowns.