Zach Bitter | Low Carb Endurance: Fueling & Training with Zach Bitter | July 24, 2025 Ep. 12

Instagram: @zachbitter

Twitter: @zbitter

Website: https://zachbitter.com/

Work With Zach: https://zachbitterconsultation.as.me/schedule/1157005c

His HPO Podcast: https://podcasts.apple.com/us/podcast/human-performance-outliers-podcast-with-zach-bitter/id1363389413

YouTube: https://www.youtube.com/@ZachBitterUltra

Summary:

In this episode of the Low Carb Consultant Podcast, Max interviews ultra marathon icon Zach Bitter, who shares his journey from a casual runner to a world record holder in the 100-mile race. Zach discusses his transition to ultra running, the importance of fueling strategies, and the challenges of digestive issues faced by endurance athletes. He also delves into his training regimen for breaking the world record, the balance between performance and long-term health, and insights gained from interviewing elite athletes. Additionally, Zach talks about his coaching strategies, the future of endurance sports, and his upcoming race plans.

Takeaways:

Zach Bitter broke the 100-mile world record in 11 hours and 19 minutes.

He transitioned to ultra running after discovering his passion for endurance sports.

Digestive issues are common among endurance athletes, affecting performance.

Zach's training for the world record included a low-carb diet.

He emphasizes the importance of personalized fueling strategies for endurance events.

The future of endurance sports will focus on individual data and personalized nutrition.

Mental toughness and a strong 'why' are crucial for elite athletes.

Zach incorporates strength training into his coaching for endurance athletes.

He is experimenting with a moderate carbohydrate approach for his next race.

Coaching strategies vary based on the athlete's background and goals.

Chapters:

00:00 Introduction to Zach Bitter and His Achievements

01:09 Zach's Journey into Endurance Sports

03:15 Transition to Ultra Running and Low-Carb Diet

05:26 The Evolution of Fueling Strategies in Endurance

09:40 Digestive Issues and Fueling During Races

12:56 Training and Diet Strategy for the World Record

17:37 The Impact of High-Carb Diets on Health

25:15 Insights from the Human Performance Outliers Podcast

26:02 What Separates Elite Endurance Athletes

29:42 Mental Traits of Successful Endurance Athletes

32:16 Shifting Focus to Strength Training and Protein Targets

33:20 Protein Intake and Recovery Strategies

36:46 Zach's Evolving Diet for Endurance Training

41:55 Strength Training for Endurance Athletes

47:52 Coaching Approaches for Diverse Athletes

52:08 The Future of Endurance Sports and Nutrition

01:02:12 lifestyle-outro-high-short.wav

Keywords:

Zach Bitter, ultra marathon, low carb diet, endurance sports, fueling strategies, strength training, coaching, performance, health, mental toughness