Levulinic acid is a skin care ingredient that has antimicrobial properties and masks unpleasant raw material odors.(1-2)
(1) Shank, P. D., Slaga, T. J., & Snyder, P. W. (2020). Safety Assessment of Levulinic Acid and Sodium Levulinate as Used in Cosmetics.
(2) Papageorgiou, S., Varvaresou, A., Tsirivas, E., & Demetzos, C. (2010). New alternatives for preserving cosmetics. Journal of Cosmetic Science, 61(2), 107.
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