I know this is an old thread but do you mean any difference other than the fact that Bio-Cozyme isn't an enzymatic product, as stated on the bottle? That is the big difference. Hygrozyme contains 1,000 U/mL cellulase, 100 U/mL xylanase, 75 U/mL hemicellulase and 40 U/mL beta-glucanase, which are...