Sci-Mx Pro 2GO Duo Bar have been specially formulated to deliver an 8 hour Amino Acid supply of GRS-5 gradual release protein. This helps with protecting muscles from being broken down & going into a catabolic state. This product delivers 20g protein per serving, using a combination of protein sources, including; Whey Protein, Milk Protein Isolate, Egg Protein & Soy Protein. in addition, they contain 23.5g low GI carbohydrates to help fuel hard working muscles with sustained energy release & restoring glycogen levels. It is also low in sugar, making this a nutritious protein snack. Sci-Mx Pro 2GO Duo Bar are suitable to be taken any time of day as prefered, ideal for on the go.