Low dose gamma irradiation (up to 10 kGy) is effective against wide range of spoilage as well as pathogenic microorganisms without significant rise in product temperature, thereby improving the food safety without significant loss of food quality. Fresh prawns have been approved for irradiation with pasteurizing doses of 1e3 kGy while frozen seafoods have been approved for irradiation with doses of 4e6 kGy (Venugopal, Gamma irradiation doses used in foods do not cause any significant nutritional or toxicological problems might induce structural changes. Actin and myosin damage has been reported in different muscle foods including prawns treated