What are the common preservatives used in skin care products?

Preservatives are ingredients that kill bacteria to prevent a product from contamination. The common preservatives used are:Tocopherol acetate (vitamin E derivative; is also an emollient and antioxidant). Propylene and butylene glycols (also humectants)Disodium and tetrasodium EDTADiazolidinyl and imidazolydyl ureaParabens (Methylparaben, polyparaben, butylparaben, etc.)PhenoxyethanolMethylisothiazolinoneAscorbyl palmitate (a derivative of vitamin C)Benzoic acidBenzyl alcohol.

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