Glytactin BUILD 20/20 is a versatile glycomacropeptide (GMP) based-protein powdered medical foods for the dietary management of PKU for those on a low phenylalanine diet and are seeking more protein, fewer calories and lower Phe than other GMP-based PKU medical foods.

Contains a complete profile of vitamins and minerals and is neutral in flavor to be taken alone or to build up the protein level of other PKU formulas or low protein food items. View our helpful tips for mixing BUILD.