AllDayYouMay Caffeinated is a comprehensive amino acid formula which promotes optimal muscular growth and repair. With added ingredients such as glucosamine and MSM, AllDayYouMay also provides optimal joint health especially during heavy lifting. Added ergogenics such as beta-alanine and creatinol-o-phosphate promote optimal muscular performance in the gym and the natural energy blend provides the necessary energy boost to get you through your workout.