Detection of Yeast and Mold in Street Beverages in Bangkok and Outskirts of Bangkok

Abstract

Nowadays, street beverage is so popular because it is rapidly lifestyle, comfortable and easy to find. However, street beverage consumers are at greater risk of illness from contaminated microorganisms than consuming beverages prepared in closed areas. The aim of this study was to investigate yeast and mold contamination in consuming beverages which available street beverage in Bangkok and Metropolitan Region and to evaluate the microbiological quality according to Department of Medical Science notification. In this study, yeast and mold in 35 samples were investigated by rapid test of the Department of Medical Science. The results showed that 25 samples accounting for 71.4% of total samples were detected yeast contamination. The number of yeasts was 100-700 CFU/ml and 12 samples accounting of as 34.3% of yeasts contamination more than food safety level. Results of molds found that there were 9 samples (25.7%) containing mold contamination. The number of molds was 100 -700 CFU/ml and overall detection level more than food safety level according to Department of Medical Science notification. Therefore, this information could be provided to both of consumers and beverage producers to be aware food safety, especially for protection the people from pathogens.