MET-Rx PRE-Fx Powder with Arginine and L-Citrulline is a pre-workout ampli?er designed to stimulate nitric oxide production - a key compound for circulation and nutrient delivery to working muscles during training.* It contains powerful dosages of key ingredients designed to help deliver enhanced focus and energy.* This formula includes Strength-ATP Matrix, a blend of Creatine and Beta Alanine, to improve recovery.* The Creatine in the formula also helps to maximize strength & power.*
MET-Rx PRE-Fx pre-workout ampli?er helps to kick start your training leaving you feeling energized and focused.*
Extreme Pre Workout.