How Fighters Reach 6–8% Body Fat with Dr. Corey Peacock

How Fighters Reach 6–8% Body Fat with Dr. Corey Peacock

July 10, 2026 · 1h 16m · Season 1 · Episode 809

About this episode

Vanessa Spina and Dr. Corey Peacock discuss how elite MMA fighters achieve low body fat while maintaining performance.

This episode is part of our special summer series, The Secrets of Fat Loss from Elite Athletes, where we explore what some of the world's highest-performing athletes can teach us about fat loss, muscle preservation, and body recomposition. Check out the Protein-Sparing Modified Fasting Library at ketogenicgirl.com and use code VANESSA for 20% off. How do elite MMA fighters get down to just 6–8% body fat while preserving the strength and performance needed to compete at the highest level? Vanessa is joined by Dr. Corey Peacock, researcher at Nova Southeastern University and one of the leading experts studying weight cutting, hydration, body composition, and performance in combat athletes. Together, they break down how fighters lose fat over an 8–12 week training camp, why the final days before weigh-in are mostly about water—not fat—and what these elite athletes can teach us about sustainable fat loss and body recomposition. In this episode: •What elite combat athletes can teach us about achieving sustainable fat loss over time—not through extreme methods fighters reach 6–8% body fat before competition • Fat loss vs. water loss: what's really happening during weight cuts • How…

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