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K-XR is the solution to your high stimulant pre-workout needs. K-XR delivers everything you need, when you need it prior to training.
-Relentless energy & stamina
400mg caffeine split between fast acting and slow release forms, for endless energy during the most intense training sessions.
-Pumps & performance
patented carnosyn beta alanine, theobromine and l-taurine to boost endurance, stamina, pumps, and hydration.
K-XR pre-workout supplement provides potent focus boosters including choline bitartrate and huperzine a, to give tunnel vision focus and superior mind-muscle connection.
longer workouts with greater intensity yields superior results in the gym, and bigger gains all around!