The SIS Protein Kinetics System links the varying protein requirements of the body throughout the training day with the absorption characteristics of different proteins. There are three different SIS products designed to give the best training response from protein supplementation. Take REGO Rapid Recovery after each workout , Take REGO Fast Build between meals , Take REGO Nocte last thing at night.
Each 1.2kg tub makes 30 servings.

Available in strawberry or devon toffee flavours.