May 13, 2026 · 15 min
If your long runs suddenly feel harder, your stomach is acting up mid-workout, or your energy crashes halfway through training, this episode with Alex Larson is your mid-season nutrition reset button. 🏃♀️⚡ Instead of a full deep-dive marathon nutrition masterclass, this episode focuses on the practical fueling adjustments runners should be making during the middle of a training cycle, when fatigue starts stacking up and fueling mistakes become more obvious. Alex answers common runner questions around: Timing gels earlier to prevent energy dips Carb loading before big training runs and races Natural fuel options like maple syrup Managing acid reflux and GI issues during runs Hydration mistakes runners make mid-season What to eat before and after long runs for better recovery 00:00 Introduction and episode overview 00:33 Understanding insulin response and energy boosts from gels 01:55 Strategies to prevent energy lows and delay fatigue 03:16 The role of carb loading in marathon performance 04:13 Using natural fuels like maple syrup for endurance 07:21 Managing acid reflux and GI issues during races 09:14 Addressing vomiting and gut issues during races 12:00 Post-race nutrition and hydration tips 14:16 Pre-race dinner and race morning nutrition 15:37 Final tips for race day fueling and hydration This episode of Endurance Eats is brought to you by Alex Larson’s 1:1 Nutrition Coaching. If you’ve ever wondered, Am I eating enough? Am I fueling this right? Why do I still feel tired? you’re not alone. Alex Larson Nutrition helps endurance athletes cut through the confusion and build a fueling plan that actually works for their training, lifestyle, and goals. This Episode is Brought to You By Carb Culture Shop Grab your merch from the shop with saying that endurance athletes just get! You can learn more at alexlarsonnutrition.com. This episode is brought to you by Thorne. Shop Thorne Supplements and get 15% off https://www.thorne.com/u/alexlarsonnutrition Resources Mentioned in This Episode: Apply for 1:1 Coaching with an ALN Dietitian https://alexlarsonnutrition.com FREE Carb Loading 101 Guide https://alexlarsonnutrition.myflodesk.com/carb-loading Carb loading episode Sweat test calculator Blog Fueling after A Race Pancake bowl recipe Creatine episode Connect with Me: Instagram: @alexlarsonnutrition Website: alexlarsonnutrition.com Don’t Forget to Subscribe! Click that follow button to stay updated on future episodes packed with actionable insights and expert advice for endurance athletes. Have Questions or Suggestions? Send me a message, and I might cover it in a future episode!