Potassium Sorbate: what it is in skincare
⚡ Quick answer: A mild food-grade preservative that helps stop yeast and mold from growing in a product.
A mild food-grade preservative that helps stop yeast and mold from growing in a product.
What it does
Function: preservative. Preservatives keep water-based formulas safe from microbial growth. Modern, well-tolerated systems are why your essence stays safe for months.
How to spot it on a label
On a Korean product's INCI list, look for Potassium Sorbate. Ingredients are listed high-to-low by amount, so its position hints at how much is in the formula. See all preservatives →
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General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.