High Ketones and Carbs at the Same Time? Great Performance Tip or Horrible Idea…
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December 30, 2016
Coach and exercise physiologist Dr Mike T. Nelson pulled me to one side recently after seeing the results of my little experiment with a ketone ester supplement. In this interview, you’ll learn about why Dr. Mike thinks we should exercise caution before regularly simultaneously raising blood glucose and ketones. We also talk about why metabolic flexibility, not ketosis, should be the goal for most endurance athletes. Problems with impaired fat use: From Nelson, Michael T., George R. Biltz, and Donald R. Dengel. "Repeatability of Respiratory Exchange Ratio Time Series Analysis." The Journal of Strength & Conditioning Research 29.9 (2015): 2550-2558. "Goedecke et al. (12) showed a very large interindividual variability in resting RER from 0.72 up to 0.93 that even persisted during exercise of increasing intensity. This corresponded to a relative rate of fat oxidation that ranged from 23 to 93%. This large interindividual variability in RER from 0.83 to 0.95 was also demonstrated by Helge et al. (16) during…