SPF 50
Malassezia: Low RiskFragrance FreeAlcohol FreeCruelty FreeWater ResistantContains MicroplasticsOwnership: PE-Owned
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Dehydroacetic Acid
DEHYDROACETIC ACID
Data confidence:High
Function
Preservative, Antimicrobial
EWG Safety Score
4/10Moderate concern
About this ingredient
Dehydroacetic acid is a synthetic organic preservative and antimicrobial agent used in cosmetics and personal care products to inhibit the growth of bacteria, fungi, and molds. It helps extend shelf life and maintain product stability, particularly in leave-on formulations where broad-spectrum preservation is needed.
Found in 1+ sunscreens