COSRX's The Hyaluronic Acid 3 Serum is a deeply hydrating serum formulated with 3% hyaluronic acid to replenish moisture and improve skin elasticity. Its lightweight, fast-absorbing formula penetrates the skin to deliver intense hydration while helping maintain a healthy skin barrier. Enriched with amino acids and ceramides, it leaves the skin smoother, plumper, and more balanced without a greasy feel. 

Benefits

• Deeply hydrates the skin with 3% sodium hyaluronate to replenish moisture and relieve dryness.
• Strengthens the skin barrier with ceramides and lipid components to protect against moisture loss.
• Improves skin elasticity and smoothness for a plumper, healthier-looking complexion.
• Supports long-lasting hydration using amino acid-based natural moisturizing factors (NMF).
• Lightweight and fast-absorbing formula that layers easily in any skincare routine.

How to Use

1. Cleanse your face thoroughly and apply toner.
2. Dispense 2–3 drops of serum onto your fingertips.
3. Gently apply and spread the serum across your face.
4. Pat lightly to help the product absorb into the skin.
5. Follow with moisturizer to lock in hydration.
6. Use morning and night as part of your skincare routine.

Ingredients

Water, Butylene Glycol, Propanediol, Glycerin, Sodium Hyaluronate (3%), Pentylene Glycol, 1,2-Hexanediol, Diethoxyethyl Succinate, Sodium Polyacryloyldimethyl Taurate, Betaine, Xanthan Gum, Dimethicone, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Sodium PCA, Sodium Lactate, PCA, Glyceryl Acrylate/Acrylic Acid Copolymer, Hydrogenated Lecithin, Ethylhexylglycerin, Serine, Alanine, Glycine, Sodium Phytate, Sorbitan Isostearate, PVM/MA Copolymer, Glutamic Acid, Citric Acid, Lysine HCl, Threonine, Arginine, Sodium Methyl Stearoyl Taurate, Proline, Ceramide NP, Cholesterol, Caprylic/Capric Triglyceride, Phytosphingosine, Stearic Acid, Oleic Acid, Alcohol, Tocopherol, Lactic Acid, Caprylyl Glycol, Caprylhydroxamic Acid.