Promotes Protein, Carbohydrate and Fat Digestion - GNC QUALITY COMMITMENT - GNC is the leader in the development and manufacture of dietary supplements, committed to producing the highest quality products available. This commitment begins with quality designed supplement formulations. Every raw material that goes into a GNC supplement is guaranteed as to quality and potency. Each product is dated and then shipped immediately to our stores, so you can be sure you are purchasing the freshest supplements available.