Skip to product information
1 of 14

COSRX

THE HYALURONIC ACID 3 SERUM (20ml)

THE HYALURONIC ACID 3 SERUM (20ml)

Regular price $24.95 AUD
Regular price $27.90 AUD Sale price $24.95 AUD
Sale Sold out
Shipping calculated at checkout.
Size

💧 The Hyaluronic Acid 3 Serum – Deep Quench Edition

Not all hydration is created equal. This silky, non-sticky serum brings the waterworks (in a good way) with a smart 3% hyaluronic acid blend that hydrates at multiple skin depths—without overloading your pores. Boosted with NMF amino acids and ceramides, it’s a glow-to for dryness, roughness, and sensitivity.

View full details

Collapsible content

Benefits

💦 Triple-weight hyaluronic acid = deep, layered hydration
🌿 NMF complex helps support your skin barrier
🛡️ Ceramide NP protects from moisture loss and external stressors
🌬️ Lightweight and fast-absorbing with zero stick factor
💧 Use it AM + PM for juicy, bouncy skin all day

How to Use

1️⃣ After cleansing and toning, drop 2–3 pumps into your hands
2️⃣ Apply evenly across face and neck
3️⃣ Pat gently until fully absorbed
4️⃣ Follow with your moisturiser to seal the deal

Skin Types & Concerns

✔️ Skin types: All (yes, even you, sensitive squad)
✔️ Concerns: Dehydration, flakiness, tightness, dull tone, barrier support

Routine Step & When to Use

💧 Step: Use after toner (or essence), before moisturiser
🕓 When to Use: AM and/or PM—your skin will drink it up either way

K-Beau's Tips & Warnings

💡 Always apply to slightly damp skin for max absorption
💡 Great under actives or makeup—plays well with others
⚠️ Avoid contact with eyes. Discontinue use if irritation occurs
🧊 Store in a cool, dry place. No bathroom shelf steam baths please!

Why You’ll Love It
💧 Deep hydration without the greasy feel
🌱 Calms and smooths skin, giving you that fresh, plump look
🛡️ Protective against moisture loss and daily stressors

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

🔒Ingredients may change — always check your product packaging for the most up-to-date details.