Citric Acid Home » Academy » Ingredient Dictionary » Citric Acid Citric Acid Lemon Extract Helps reduce the appearance of enlarged pores.Keratolytic: helps eliminate dead cells.Stimulates cell renewal.Astringent: reduces the size of pores.Refines skin texture.Hygroscopic: regulates skin hydration.Brightens dull complexions. Products with Citric Acid Amplify HC Retinol Serum $139.00 Add to cart Citric Acid References National Library of Medicine – Dual Effects of Alpha-Hydroxy Acids on the SkinDermatologic Surgery – Citric Acid Increases vial epidermal thickness and glycosaminoglycan content of sun damaged skin Related Articles Byrdie – Everything you need to know about Citric Acid in SkincareThe Derm Review – Lemon Juice: The Benefits of Citric Acid