Dustin Poirier - Back in the gym! 💪 @celsiusofficial #celsiuslivefit

Dustin Poirier Ufc fighters, Ufc, Month workout

Conor McGregor v Dustin Poirier 3 UFC 264: Poirier's shock

Dustin Poirier - Back in south Florida on my beach vibes

PHOTOS: A look at UFC's Dustin Poirier through the years

Dustin Poirier - Still working.. it never stopped 💪 @everlast

Dustin Poirier is fueling up for the big fight with CELSIUS

Dustin Poirier

That time @Theo Von came through to get some work in! Training

CELSIUS MMA Athletes - CELSIUS

Dustin Poirier is fueling up for the big fight with CELSIUS

Finishing camp out strong! #PaidInFull #Undisputed