“…The main purpose of Preservatives is to inhibit the growth of microorganisms inside cosmetic products ( Baqer et al, 2014 ). They also have different benefits such as extending product shelf life, ensuring product safety for consumers, maintaining product quality, compliance with regulatory guidelines, and cost-effectiveness ( Ruohonen, 2022 ). An effective preservative must have Minimum Inhibitory Concentration (MIC) to kill most bacteria associated with cosmetics.…”