Microbiological safety of chocolate confectionery products
12 December 2009 | By Anett Winkler, Corporate Microbiology, Kraft Foods R&D
For many years, low moisture foods, such as chocolate, were regarded as microbiologically safe due to the inherent product characteristics. Water activity levels below 0.6 would prevent any microbial growth, whereas water activities below 0.85 would prevent proliferation of pathogenic / toxin formation by toxigenic microorganisms[1]. A water activity of…