This study assessed effective strategies to reduce the sodium intake among consumers using pork cutlet sauce as a model food system. Original pork cutlet sauce and sodium-reduced sauce (29% reduced by a salt substitute) were analyzed to characterize the sensory properties using descriptive analysis. The effects of sodium-reduction of the sauce, consumer type (nutrition teachers vs. general consumers), information related to the sodium content, serving method, and consumer’s health, taste and sodium-related attitudes on the consumer’s preference, perception, and intake of the sauce were analyzed using a consumer test. In descriptive analysis, the original and sodium-reduced sauce showed similar sensory characteristics but did not differ in saltiness. In the consumer test, there were no significant differences in the overall preference levels between the two sauces. On the other hand, there were significant differences in preference and perception between nutrition teachers and general consumer groups, which were due largely to their age as well as the health and sodium-related attitudes and nutritional knowledge differences. Sodium-reduced information decreased the perceived saltiness intensity. In addition, reducing sodium intake by serving pork cutlet sauce in a bottle can be an effective strategy because this serving method increased the acceptance and induced the smaller intake of sauce.
This study evaluated the effects of probiotics on the quality properties of standard pork cutlet (SC) and oven cooking type pork cutlet with probiotics (OCP). Higher (p <0.0001) moisture and protein contents were observed in OCP compared to SC. Fat content of OCP was lower (p<0.0001) than SC. There was no significant difference in CIE color values between SC and OCP. The pH and lipid oxidation values of OCP were lower (p<0.0001 and p<0.01, respectively) than SC counterpart. Based on instrumental texture profile analysis, there was no significant difference in the springiness and cohesiveness between SC and OCP. However, the hardness, gumminess, and chewiness of OCP were higher (p<0.0001) than SC. Crispiness by sensory panel was higher (p<0.0001) in OCP than SC. The results showed that the oven cooking type pork cutlet added probiotics could improve potential of pork cutlet physicochemical properties and give physiological functional ability.