The Preworkout Muscle Volumizing Stack: Foundational Creatine Matrix, NO boosters, Antioxidants, Stims, Nootropics, Pump Transport Complex, Cell Volumizing. Who We Are: In 1983, Animal was founded with the birth of Animal Pak, the venerable training "pack" that started it all. Born from the real needs and desires of professional bodybuilders, Animal has grown prodigiously over the decades. Today, as yesterday, the name Animal stands for trust, integrity and a unique no nonsense approach to the game. Animal also represents a group of products that have stood the test of time, proven again and again in the labs, and in the trenches where it counts most...The gym and the stage. Dedicated to serious nutrition for the serious athlete, Animal is your choice when it comes to complete and comprehensive supplementation. Animal. The choice of champions. What Animal Pump™ Is: Up the volume with Animal Pump, the "core" pre-workout for "pumps". For the bodybuilder, getting the pump is the name of the game, what it's all about. It's not just an addictive feeling. Your muscles don't just get bigger. They are. A pump signals the start of oxygen and nutrient-rich blood flooding into the muscle, setting the table for new growth. So is your table set?