Zach Bitter

Zach Bitter, 100 mile world record holder talks to Mikki about the benefits of strength training, how he builds it into his training schedule alongside 200 mile training weeks, and what it takes to fuel these missions.

Zach Bitter is an American ultramarathon runner who holds world records for the 100-mile run (track) and the 12-hour distance world record. He is an endurance coach and the host of the informative and popular Human Performance Outliers podcast, a show that goes in-depth with guests who explore their outer limits, along with research in a wide variety of sports, fitness, and nutrition-related topics.

In the show we discuss:
  • How he coaches his clients
  • Desert Solstice Invitation preparation ( held on December 12th 2020)- Race website: HPO Podcast where he outlines his strategy and also a debrief on how it went: 
  • Benefits of Strength training and how he builds it into a already heavy training load
  • Why he embarked on LCHF
  • Book: The Art and Science of Low Carbohydrate Performance:
  • FASTER Study: Volek, J. S., Freidenreich, D. J., Saenz, C., Kunces, L. J., Creighton, B. C., Bartley, J. M., ... & Phinney, S. D. (2016). Metabolic characteristics of keto-adapted ultra-endurance runners. Metabolism, 65(3), 100-110. 
  • Fueling during an ultramarathon
  • How he fits in a 200mile training week and how he fuels those training runs (hint  - it is a lot of eggs!) 
  • S Fuels:
  • Trans Continental Run: San Fran to New York in 2021 for charity Fight for the Forgotten (
  • Zach's contact:
  • @ZachBitter   Instagram
  • @Zbitter Twitter