Reflex nutrition 100 whey is a high quality whey protein which has been designed for the keen gym goer who is looking to maintain muscle and help with achieving their goalsr protein is the most essential part of anyonersquos diet protein is full of amino acids which are the building blocks of protein which help activate protein synthesis and start muscle building and repairr reflex nutrition 100 whey delivers around 24g of protein per serving with only 4 5g of carbohydrates and fatr ref