Our budget protein:energy blend, Allsports Protein Shake contains a complete spectrum of muscle building amino acids from dairy caseinate and whey proteins, blended with energy giving simple and complex carbohydrates. Protein Shake is an ideal product for building lean muscle tissue and providing sustained release energy. Each serving will deliver 15g of first class protein - more if mixed with milk. 5Kg provides 100 servings (51.9p per serving)