The delicious ready to drink protein shake is ideal for fitness fanatics with little time to make their own shake convenient for when youre on the go with over 50g of high quality protein the usn protein fuel 50 offers you not only a tasty shake packed with an impressive amount of protein but also provides you with a convenient way of making sure you body has the fuel it needs to grow and maintain your progress the delicious ready to drink protein shake is ideal for fitness fanatics wit