High Carb vs Low Carb. Do Both Diets Work for Ultra Endurance Running? with Dr. Andrew Koutnik

It seems like a never ending debate; high carb intake when racing or low carb lifestyles and fueling. So which is actually ideal for endurance athletes? Can you choose between either one and still have positive effects on performance? Dr. Andrew Koutnik recently participated in a study comparing high and low carb diets and their effect on triathlon performance. In this episode we break down the study and the results. The data will surprise you.

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Studies Referenced

Carbohydrate ingestion eliminates hypoglycemia and improves endurance exercise performance in triathletes adapted to very low- and high-carbohydrate isocaloric diets

https://journals.physiology.org/doi/full/10.1152/ajpcell.00583.2024

Carbohydrate restriction for diabetes: rediscovering centuries-old wisdom

https://pubmed.ncbi.nlm.nih.gov/33393511/ Metabolic characteristics of keto-adapted ultra-endurance runners

https://www.sciencedirect.com/science/article/pii/S0026049515003340

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