B. Koroskenyi, J. Salmen, M. T. Fontan Yanes
We have begun a series of publications on studies related to the optimization of the antimicrobial product protection effectiveness of multifunctional cosmetic ingredients. Previously, we reported studies on the impact of pH even within a narrow range most relevant to cosmetic products [1]. Powerful combinations with organic acids were also examined as part of our technology platform Symshield®, which explores the concept of barrier technology or hurdle technology in the interest of empowering multifunctionals. In this article, we report studies with two additional parameters, chelating agents and water activity