Even since the first pages of the European Cosmetic Regulation 1223/2009, it is clear that one of the main objective is to guarantee the safety of finished products on the market. The Microbiological Safety of finished Personal Care products is a key aspect and walks through the use of specific substances, packaging and pH adjustment.
Keeping in mind this article’s starting point: products safety always at first, our position on this topic is to always adopt a case by case formula evaluation. From one side the acceptance of borderline challenge test results, which are at the limit of acceptability and do not show complete reduction of the microbial load at 28 days, could be risky,
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