Abstract:
The purpose of this research was to study the behavior of consumers in the decision to choose healthy vitamin-mixed water in Bangkok. The sample group used in the research was 400 consumers who chose to drink water mixed with healthy vitamins in Bangkok. The researcher used questionnaires as a tool to collect data. The statistics used to analyze the data were frequency, percentage, mean, standard deviation. For hypothesis testing, statistical t-test, f-test: One-way ANOVAs and Multiple Regression Analysis were used.The result revealed that Most of the respondents were female, aged 21-30 years, with a bachelor's degree. and have an average monthly income of less than 15,000 baht. And consumers' overall opinions were at a high level when considering each aspect. It was found that the aspect with the highest average was in terms of brand value, there was a high level of opinion. followed by taste and smell with high level of opinion, and the lowest was in communication and advertising aspect with high level of opinion.The hypothesis testing indicated that 1) Consumers of different ages and highest levels of education were statistically significantly different in their purchasing decisions of vitamin-infused drinking water at 0.05 level, but for consumers of different sexes and average income per month different correlates with the purchase decision of vitamin mixed drinking water that is not different. 2) Consumer attitude brand value Communication, advertising, and taste and smell influenced the purchasing decision of healthy vitamin-mixed drinking water in Bangkok with statistical significance at 0.05 level. And 3) Environment, political, social, and technological aspects influenced the purchasing decision of healthy vitamin-mixed drinking water in Bangkok with statistical significance at 0.05 level. But for the environment and economic aspect had no influence on the purchasing decision of drinking water mixed with healthy vitamins in Bangkok.