• Korean Journal of Community Nutrition
• /
• v.3 no.5
• /
• pp.722-728
• /
• 1998

The purpose of this study was to compare dietary patterns, dietary behaviors and life styles before and after breast cancer surgery in Korea. The subjects were 220 females who underwent surgery for stage I-III breast cancer at general hospitals. Food intake, eating habits, snacks, eating-out, use of nutritional supplements and healthy foods, and drinking and smoking habits were studied using a questionnaire. SAS program was used for statistical analysis of the data. The results are as follows : 1) Most subjects were housewives aged more than 40 years. 2) After breast cancer surgery, intakes of fruits and vegetables were increased and those of meat, salty and spicy foods were decreased. 3) There was a significant difference in takes of caffeine beverages, snacks, fast foods and instant foods before and after breast cancer surgery. 4) There was a significant difference in meal regularity and skipping breakfast before and after breast cancer surgery. 5) The frequency of eating-out was decreased and low-fat foods, such as Japanese foods, were preferred after breast cancer surgery. 6) Nutritional supplements and natural healthy foods were used more after breast cancer surgery. 7) Most subjects were non-smokers and drank little alcohol and the rate of regular drinking significantly decreased after breast cancer surgery. Therefore, there was a significant difference in dietary patterns and behaviors resulting form breast cancer. Further more, dietary factors may be a contributing factor in the incidence at breast cancer in Korea.

• Journal of Advanced Marine Engineering and Technology
• /
• v.34 no.4
• /
• pp.460-469
• /
• 2010

In spite of the global-class aquaculture and fishing technology of our country, the processing technologies are lags behind the other nations relatively. The processed marine products are mainly frozen foods, canned goods, salty food (fermented fish products), fish paste products (boiled fish paste), and we can see that the high-value dehydrated foods by drying are very few. These problems are considered to be caused directly by the lack of drying technologies. This paper is concerned to the experimental results of drying heat transfer characteristics for the green energy type vacuum dryer for the high quality sea foods production.

• Food Science and Biotechnology
• /
• v.17 no.5
• /
• pp.1066-1073
• /
• 2008

Sensitivity to 6-n-propylthiouracil (PROP) tasting predicts sensitivity to food qualities as well as rejection of some strong tasting foods. Using consumer rejection threshold (CRT) method, this study aimed to assess whether systematic changes in the taste intensities of familiar foods would lead to earlier rejection of these products by PROP tasters than by PROP non-tasters. Subjects rated the intensity of PROP solution and were divided into tasters (Ts) and non-tasters (NTs). And Ts were further divided into medium-tasters (MTs) and super-tasters (STs). Difference thresholds and CRTs were then evaluated for caffeine in coffee, citric acid in orange juice, and for NaCl in beef soup. For each food, Ts were more sensitive to variations in tastants than NTs. Ts also rejected more bitter coffee, more sour orange juice, and less salty beef soup more readily than did NTs. Comparisons among NTs, MTs, and STs gave fewer clear differences.

• Journal of the Korean Society of Food Culture
• /
• v.3 no.4
• /
• pp.369-376
• /
• 1988

A consumer survey(2, 251 residents) on marketed kimchi products in Seoul and near Seoul Area were investigated for marketablity and quality improvement of kimchi. The results obtained as follow. 1. The proportion of subjects who has bought the marketed kimchi products was 24%, some factors(ages, type of housing, family system, income) were investigated. 2. The major motivation season and favorite kinds of kimchi for purchasing the products were investigated. And Subjects bought the needed amount for 1 day at hygienic store. 3. Subjects prefered the taste of kimchi which is medium level in sour, sweet, salty and hot. The most urgent improvement for the marketed kimchi is the sanitation. If marketed kimchi were improved over the aspects, the proportion of subjects who would buy the products was 54%.

• Journal of the Korean Society of Food Culture
• /
• v.32 no.3
• /
• pp.215-226
• /
• 2017

This study aimed to investigate the perception and preferences related to Korean food according to the ethnicity of university students in Yanbian, China. Korean food was preferred by Korean-Chinese as compared with Chinese students, and Korean-Chinese students preferred Korean food more than Chinese food. Both Korean-Chinese and Chinese preferred Korean food more than traditional Chosun food. More Korean-Chinese than Chinese students had positive perceptions of Korean food, which included foods made with jang, kimchi smell, and healthiness due to diversity. For evaluation of Korean food taste, more Chinese than Korean-Chinese subjects thought Korean food is not greasy and hoped salty taste. Both awareness and preferences related to Korean food were significantly higher in Korean-Chinese than Chinese students. Meat foods (so-galbi, dak-galbi, jang-jorim) were relatively high in terms of preference in both Korean-Chinese and Chinese students. Moreover, Chinese students preferred Korean traditional foods (sujeonggwa, yakgwa, gangjeong). In Korean-Chinese students, Korean representative traditional foods (kimchi, jangajji) and Korean traditional holiday foods (tteokguk, mandu-guk) were relatively low in terms of preference. This study found that the traditional food culture of Korean-Chinese has been maintained in Yanbian, whereas there is a change in the young generation.

• Journal of Nutrition and Health
• /
• v.39 no.6
• /
• pp.585-591
• /
• 2006

The amount of sodium in the processed foods was evaluated by the information on the nutrition label. One-meal type foods as Ramen, Woodong, Naengmyon provide the most sodium reaching 30 - 70% DV per serving size. In Ramen not much difference was observed for the sodium content by food companies though each company provides various amount of sodium reducing as much as 25% DV. The proportion of female college students who read the nutrition information reached 62% but it remained 32% on the sodium information. They purchase low sodium foods rarely however their intention to buy low sodium foods increased up to 40% in condition that sodium information is given on the food label. Nevertheless 50% of them would not buy low sodium food if the taste is undesirable. Low sodium ramen cooked with 80% soup-base was acceptable by the subjects. Majority of them responded the soup was rather salty indicating the reduction of sodium in ramyeon is possible.

• Journal of the Korean Society of Food Science and Nutrition
• /
• v.8 no.1
• /
• pp.71-74
• /
• 1979

To evaluate the results of nutritional education in junior college, the content of lunch box of junior college students were surveyed. Among 749 students in Gunsan Fisheries Junior College, 325 men who had carried a lunch box were selected as subject. All the nutrients except vitamin D given in Recommended Daily Dietary Allowances for Korean people, and foods in lunch box were also considered as a food groups. To see how many students had interests about their own nutrition, people who packed lunch box were also checked. The results obtained from this survey were: 1. All the nutrients except calcium and iron of lunch box were low when compared with Recommended Daily Dietary Allowances of Korean people. 2. Vitamin A was approximately similar to the Recommended Daily Dietary Allowances for Korean people. 3. Over 50% of calorie, protein and niacin were provided by main food, although other nutrients were principally from supplemental foods. 4. Supplemental foods were few in kinds and chiefly salty foods such as preserved and processed foods in the lunch box. 5. There may be a fault in nutritional education in junior college because there were few students who had an interest in their own nutrition.

• Journal of the Korean Society of Food Culture
• /
• v.36 no.1
• /
• pp.56-65
• /
• 2021

This study examined the background of the dietary life of North Korean defector adolescents born and raised in North Korea and their new South Korean dietary experiences after being settled in South Korea. The study included six North Korean defector adolescents enrolled in an alternative school located in Gyeonggi-do, South Korea. This study's qualitative research methodology included two-by-two group interviews, followed by individual interviews and field observation. The study period was from September 14 to October 26, 2019. Before entering South Korea, they primarily ate food pickled with soybean and salt, a cooking method by which foods are preserved because refrigerators were unavailable. After settling in South Korea, they had difficulty adapting to South Korean foods because of the unfamiliar ingredients and recipes. On the other hand, they quickly adapted to some foods, such as chicken. The participants reported that North Korean foods are generally light, whereas South Korean foods are sweet, salty, and spicy; hence, they do not taste delicious. The results suggest that attention be paid to menu improvement and the provision of nutritional education by schools and the government to prevent undernourishment or malnourishment because of unfamiliar ingredients and recipes.

• Journal of Nutrition and Health
• /
• v.42 no.4
• /
• pp.350-357
• /
• 2009

The purpose of this paper was to evaluate the effectiveness of a salt reduction education program. Subjects participating in this study were 251 employees (166 in the "educated" group, 85 in the "non-educated" group) at 8 hospital and industry food service operations in Daegu. After the salt reduction education program was carried out, a salty taste assessment of both groups was conducted. The educated group had statistically significant differences and the noneducated group did not have statistically significant differences. In terms of nutrition knowledge, while the nutrition knowledge of the educated group was increased (p < 0.001), that of the non-educated group rose at a rate of 0.92. In terms of dietary attitude, the educated group exhibited increased preference toward less salty foods when compared to the noneducated group (p < 0.001). Regarding dietary behavior, the score of the educated group was improved (p < 0.001), thereby indicating a preference for less salty taste. This means that nutrition education had influence on dietary behavior. However, after education, sodium excretion for the educated group was not significantly decreased, compared to before education. The results show that there was a positive correlation between salty taste assessment and dietary attitude and behavior for a high-salt diet. There was a positive relationship between attitude for a high-salt diet and sodium intake; when people prefere a more salty taste, they eat more sodium. Therefore, in order to change dietary preference away from salty taste and to decrease sodium intake, a nationwide, systematic and continuous salt reduction education program is needed.

• Food Science of Animal Resources
• /
• v.34 no.5
• /
• pp.576-581
• /
• 2014

Sodium chloride is an important ingredient added to most of foods which contributes to flavor enhancement and food preservation but excess intake of sodium chloride may also cause various diseases such as heart diseases, osteoporosis and so on. Therefore, this study was carried out to investigate the effect of monosodium glutamate (MSG) as a salty flavor enhancer on the quality and sensorial properties of the NaCl/MSG complex and actual food system. For characterizing the spray-dried NaCl/MSG complex, surface dimension, morphology, rheology, and saltiness intensity were estimated by increasing MSG (0-2.0%) levels at a fixed NaCl concentration (2.0%). MSG levels had no effect of the characteristics of the NaCl/MSG complex, although the addition of MSG increased the surface dimension of the NaCl/MSG complex significantly (p<0.05). Furthermore, the effect of MSG on enhancing the salty flavor was not observed in the solution of the NaCl/MSG complex. In the case of an actual food system, model meat products (pork patties) were prepared by replacing NaCl with MSG. MSG enhanced the salty flavor, thereby increasing overall acceptability of pork patties. Replacement of NaCl with MSG (<1.0%) did not result in negative sensorial properties of pork patties, although quality deterioration such as high cooking loss was found. Nevertheless, MSG had a potential application in meat product formulation as a salty flavor enhancer or a partial NaCl replacer when meat products were supplemented with binding agents.