Dorian Yates’ Blood & Guts formula combats this and puts intensity at the forefront of your training sessions. As you warm-up with unparalleled tunnel-vision, you’ll feel the next wave of ingredients engulfing every muscle fiber in your body: citrulline malate, betaalanine, and arginine AKG combine to increase blood flow to working muscles, prolong endurance and blast overall strength levels through the roof.