A precision engineered matrix, Combat Powder is ultimate timed-release protein super-food! Each of the distinct protein sources found within Combat Powder digest at varying rates-because of this unique feature, amino acids not only flood into the bloodstream within minutes after consumption, but for up to 8 hours afterward! What's in Combat Powder? Combat's Powerful Protein Sources: Whey Protein Isolate-Highest available yield of protein, gram for gram, of any whey protein source, WPI absorbs qu