The objectives of this research were to 1) study attitudes and consumption behavior of clean food for health 2) compare personal factors with consumption behavior 3) compare personal factors with consumption attitudes and 4) study attitudes affecting consumption behavior. The sample group was the population of Bangkok Province. Used in the study: 740 people. The questionnaire was used as a research tool. The data were analyzed by frequency percentage mean standard deviation. T-value test Analysis of one-way ANOVA and multiple regression analysis. The research results were found that: attitudes towards the consumption of clean food for health during the Covid-19 epidemic situation was at a high level. Clean food for health consumption behavior during the Covid-19 epidemic situation was at a high level.Individual factors including gender education and status had different attitudes towards healthy food consumption. During the Covid-19 epidemic situation the difference was statistically significant at the .05 level Individual factors including gender education income occupation and status had different healthy clean food consumption behaviors during the Covid-19 epidemic with statistical significance at the .05 level. Attitudes had a statistically significant effect on healthy food consumption during the Covid-19 epidemic at .05 level.

The objectives of this research were 1) to create a game-based teaching media for learning about food selection among junior high school students. 2) To compare the learning achievements of lecture- based teaching with game- based teaching. And 3) to study the satisfaction of junior high school students with game- based teaching materials for learning about food selection. The sample consisted of 34 students studying in Mathayom 2 at Nawaminthrachinuthit Suankularb Wittayalai Samutprakarn School academic year 2022. The samples were selected using Cluster Random Sampling method. The instruments used in the research were the media quality assessment and student satisfaction assessment. The statistics used to analyze the data were mean standard deviation and t-test. The results of the research were as follows: 1) the creation of game-based teachingmedia for learning about food selection found that the suitability of teaching materials as a whole was of a very good quality while the content aspect was also at a very goodlevel and in terms of educational technology the quality was very good in all aspects. 2) The comparison of middle school student learning achievement after using method of lecture-based and game-based for learning in terms of buying food selection. It found out that the learning achievement after using between lecture- based and game- based were different as the statistic level of .05 which lecture-based achievement was lower than thestandard. While using game-based teaching was higher than the standard. 3) To study the satisfaction of junior high school students towards teaching media using games- based instructional media for learning about food selection it was found that the satisfaction of the learners on the teaching media in terms of content was at a good level. As for the media aspect of the game- based format it was at a very good level and the benefitsreceived from the media were at a very good level.

This research aims to study the demographic characteristics affecting the decision-making of the working-age group in Ratchathewi District Bangkok Thailand to buy clean food and examine the marketing mix influencing their decision-making. The study population comprised 68635 people aged between 21 and 59 years in the group mentioned above. The sample consisted of 397 people. Descriptive statistics frequency percentage mean and standard deviation (SD) and inferential statistics i.e. independent samples t-test one-way ANOVA Pearson correlation coefficient analysis and multiple regression analysis were used to analyze the collected data. The research results illustrated that demographic factors like the different ages and educational backgrounds caused differences in the decision-making to buy clean food at a statistically significant level of 0.05. Moreover the marketing mix involving product price and promotion positively impacted the overall decision-making to buy clean food. It also positively affected the decision process of the need arousal or problem recognition (ND) information search (IS) evaluation of alternatives (EA) purchasing decision (PD) and post-purchase behavior (PB). Furthermore the place positively impacted the overall decision-making only in the PB process. Since the product price and promotion affected each aspect of the decisionmaking process (ND IS EA PD and PB) it was recommended that the clean food shops should pay more attention to these aspects

The objectives of this study were 1 ) to investigate the marketing mix factors influencing sukiyaki consumption among the elderly in Bangkok 2) to explore the consumer behavior of the elderly in sukiyaki consumption and 3 ) to study the relationship between marketing mix factors and the behavior of the elderly in sukiyaki consumption in Bangkok. The sample was 400 elderly people aged 6 0 years and over who living in Bangkok and consumed sukiyaki as food. A questionnaire was used as a research instrument. Statistics used in data analysis were frequency percentage mean standard deviation and hypothesis testing using Chi-Square. The results found that 1) overall opinion of the sample group was at a high level in terms of opinion on service staffs distribution channels product price service process and physical environment except for marketing promotion there was at moderate opinion. 2) In terms of sukiyaki consumption behavior the most popular ingredients in sukiyaki were fresh vegetables meat and meat products noodles and starchy foods eggs and mushrooms. The sample group liked to consume in sukiyaki restaurants. The reasons for sukiyaki consumption were the taste quality freshness various menus and the price of the food was reasonable with the quantity and quality. The frequency of consuming sukiyaki was less than once a month followed by once a month. The average food cost was between 201-300 bath per person. Most sukiyaki consumption time was on weekends between 13.01-16.00. Most of the consumption consisted of family members and the number of people eating was 4 or more. 3) Marketing mix factors included product factors price distribution channels marketing promotion service staffs service process and the physical environment found to be related to Suki food consumption behavior in terms of the reason for consumption the frequencies used in food consumption per month the average consumption cost per time per person and the time spent in food intake with statistical significance at the .05 level.

This independent research Intended to 1) Study of demographic characteristics that effect to make to order online food inner Bangkok metropolitan 2) Factors of 4Cs Marketing Mix that effect to make to order online food inner bangkok metropolitan Using 400 questionnaires This research studied the majority of my respondents who were female and female partners between 31-40 years of age education bachelors degree occupation employee or official / state enterprise monthly income 10001 - 15000 baht living in a dormitory / condo food-based category. The most popular order is Holy Basil Fried Rice. There is a frequency to buy at 1 box the price less than 50 baht per time. Most of them are popular to buy during the period (11.31 - 15.00) from the statistical significance test. -test at a 95% confidence level the results of the study revealed that indirect characteristics of education occupation income and housing characteristics influence food type over time and purchase price marketing mix. Both the needs of the service provider the payer department the convenience the media communication and the media journey have an effect on the quantity type of food and the lead time. The payers a la carte meals are popular for their convenience with on-time delivery services for reasonable prices quality and food needs New fresh clean hygienic respectively