Nowadays, the dietary culture is focused on foods safer and healthier since LOHAS concept published. This study is exploring the affects of promotion activity, lifestyle and brand loyalty to purchase decision-making and employed four constructs to examine the interrelation of consumer behavior in organic foods market. The majority of objectives in this research was identifying the influence relationships among each dimension and defines various factors from differential consumer characteristics data analysis.
This study was conduct 144 of the returned questionnaires. Of totally 300 questionnaires, this study was remaining 127 valid questionnaires for analysis with 48% response rate. The empirical data was analyzed by descriptive statistics, factor analysis, reliability test, validity analysis, ANOVA and multiple regression analysis to test hypotheses.
The article concludes with implications for theory, research, and practice. This study conclusion results from analysis defined that:
1.Promotion activity has negative influence on the brand loyalty.
2.Lifestyle has negative influence on the brand loyalty.
3.Brand loyalty has significant positive influence on the purchase decision-making.
4.Promotion activity has significant positive influence on the purchase decision-making.
5.Lifestyle has significant positive influence on the purchase decision-making.

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