Nutritionists George Lockhart and Dan Leith work with some of the top MMA fighters in the world.
Learn how they helped Conor McGregor, Dustin Poirier and Daniel Cormier cut weight before fights, from 24 hour fasts to hydration.
How Conor McGregor's Nutritionists Help Him Cut Weight
Credit: GQ
Duration: 11:01s
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