Muscle Fibre Fibre Pump Pre-Workout

Pre-workout, or pre-workout supplement, is a bodybuilding supplement. It contains ingredients that are intended to give a sudden boost of energy. These supplements are over the counter and are used by mainly athletes to help aid in performance and recovery.[1] Pre-workout supplements contain ingredients such as, beta alanine, creatine, amino acids, and L- Citrulline, that aid in muscle recovery after a strenuous workout.[2] This boost is mainly supplied by caffeine.[2] Pre-workout can be beneficial for performing strenuous exercises.[3] Most supplement brands will advertise these products that are not safe or scientifically founded. These supplements being advertised are getting little to no benefits and can cause unwanted side effects.[4]