Cosrx - Ac Collection Blemish Spot Clearing Serum. Is A Serum That Helps Reduce The Appearance Of Acne And Blemishes. The Serum Contains Niacinamide, Panthenol, Allantoin, And Sodium Hyaluronate . It Also Includes Centella Asiatica Which Is Known For Its Soothing Properties . The Serum Is Suitable For Acne-Prone Skin. Benefits: Refreshing Serum That Provides Triple Aftercare For Blemished Skin Brightens Dark Spots With Niacinamide And Boosts Skin Regeneration With Egf And Ceramide Soothes Skin With Centellac-Rx Formula Composed Of 3 Types Of Centella Asiatica Extracts Skin Irritation Test Completed How To Use: Apply Appropriate Amount On Irritated Skin And Pat Gently To Aid Absorption. Wet Cotton Pads With Serum And Place Onto Concerned Areas For Instant Soothing And Brightening Effect.