The crude aqueous extract from stem and fruit of pineapple is known as bromelain. It is a mixture of different thiol endopeptidases and other components like phosphatases, glucosidase, peroxidases, cellulases, glycoproteins, carbohydrates, and several protease inhibitors.Stem bromelain (EC.3.4.22.32) is different from fruit bromelain (EC.3.4.22.33).
Medicinal properties: Clinical studies have shown that bromelain may help in the treatment of several disorders.
It is useful in the prevention and treatment of thrombophlebitis.