What happens when endurance sports and bariatric nutrition intersect? In this episode, Alex sits down with Kim Tirapelleto explore the unique challenges and opportunities facing post-bariatric athletes. From fueling long training sessions to maintaining muscle mass and navigating GLP-1 medications, this conversation highlights why individualized nutrition strategies matter more than ever.
Kim breaks down the different types of bariatric surgeries, explains how digestion and absorption can impact performance, and shares practical strategies endurance athletes can use to fuel well without overwhelming their systems. Whether you work with bariatric athletes, are one yourself, or simply want to better understand this growing area of sports nutrition, this episode offers a thoughtful and evidence-informed perspective.
In This Episode, We Cover:
The differences between sleeve gastrectomy and Roux-en-Y gastric bypass
Why fueling strategies need to be individualized post-surgery
How endurance athletes can approach carb loading after bariatric procedures
Sports nutrition products and fuels that may be better tolerated
The impact of GLP-1 medications on appetite, recovery, and performance
Strategies for preserving muscle mass while training and losing weight
Research gaps in bariatric sports nutrition and where the field is headed
00:00 Introduction to Bariatric and Sports Nutrition
02:55 Understanding Bariatric Surgeries
05:45 Nutritional Considerations for Endurance Athletes
08:41 Sports Fuels and Their Impact
11:14 Carb Loading Strategies for Bariatric Athletes
14:04 The Role of GLP-1 Medications
16:57 Maintaining Muscle Mass Post-Surgery
19:45 Conclusion and Resources
Guest Bio:
Kim Tirapelle is a registered dietitian specializing in bariatric and sports nutrition, with a focus on helping active individuals fuel confidently after weight loss surgery. Through her work with endurance athletes and post-bariatric clients, she combines evidence-based nutrition strategies with practical, individualized support to help athletes optimize performance, recovery, and long-term health. Kim is passionate about bridging the gap between bariatric care and sports nutrition, especially in areas like fueling tolerance, muscle maintenance, and endurance training. She is also the host of the Active Bariatric Nutrition Podcast, where she shares education and insights for active bariatric individuals and practitioners alike.
Links for Guest:
Active Bariatric Nutrition Podcast
Kim Tirapelle’s Website
Instagram @activebariatric
TikTok @activebariatric
This episode of Endurance Eats is brought to you by Alex Larson’s 1:1 Nutrition Coaching.
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