K9 PRIME's Beef protein powders are capable of delivering rapid absorption of high concentrations of amino acids. K9 PRIME's Xtreme MBS provides the mass building benefits of beef "at the speed of whey protein," without the lactose, fat, cholesterol and other problems associated with dairy products in dogs. K9 Prime's Xtreme Muscle Building Supplement is a highly potent protein/creatine source delivered from BEEF products instead of dairy like most all proteins for humans are made from? Dogs are natural meat eaters and until commercial dog foods came into being, dogs consumed Creatine in the meat they ate from our plates. With modern dog foods, Creatine intake has virtually stopped. K9 Prime's Xtreme MBS is the most advanced muscle building supplement available for your dog. When Only the Best Will Do for Your Pet, the choice is simple... K9 Prime's Xtreme MBS! At K9 Prime we know you have put your trust in us to make sure your pet receives the highest quality nutritional supplements available in today's market! By keeping owners up to date and informed with every decision regarding the well-being of their pet you are assured peace of mind at affordable prices. Contact us today to get your first months supply of Xtreme MBS by K9 Prime!