Home Skincare Serum & Ampoule COSRX - The Hyaluronic Acid 3 Serum
  • COSRX The Hyaluronic Acid 3 Serum 20ml
  • COSRX The Hyaluronic Acid 3 Serum 20ml, texture
  • COSRX The Hyaluronic Acid 3 Serum 20ml, texture
1 3

COSRX

CRUELTY-FREE

COSRX - The Hyaluronic Acid 3 Serum

COSRX - The Hyaluronic Acid 3 Serum

  • 💧
    Intense hydration with 3% Hyaluronic Acid High-strength formula plumps skin and restores moisture balance
  • 🛡️
    Strengthens the barrier and protects from external stressors Ceramide NP + Cholesterol + Phytosphingosine
  • 🌿
    Improves barrier with NMF Amino Acid Complex Serine + Glycine + Alanine + Proline + Sodium PCA + Sodium Lactate
  • ✨
    Lightweight fluid texture — fast-absorbing hydrating glow No irritation • Compatible with all routines • Daily use
  • →
    SKIN TYPES Dry • Normal • Combination • Oily
€23,95 EUR
€23,95 EUR
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Full description

High strength formula infused with 3% hyaluronic acid

Highly concentrated 3% hyaluronic acid serum that hydrates, plumps, soothes and supports the skin's moisture barrier.
With COSRX The Hyaluronic Acid 3 Serum feel the benefits of Hyaluronic Acid without irritation.

Key benefits of COSRX The Hyaluronic Acid 3 Serum:

  • Hyaluronic Acid: recharges the skin with hydration alleviating dryness and restoring the skin's moisture balance
  • NMF (Amino acid complex): improves skin barrier protecting against dryness and dehydration
  • Ceramide: Protects the skin from external stressors
  • Infuses hydration
  • Strengthens skin barrier
  • Retains moisture
  • Plumps skin
  • Provides hydrating glow to complexion

A lightweight fluid texture, penetrates skin quickly

skin type:

  • dry
  • normal
  • combination
  • oily 

skin concern: dehydrated skin, flaky skin

Cruelty-free

EXPIRATION DATE: 03/07/2026

How to apply

When to use: morning and/or evening

1. After cleansing, during the serum step, apply a few drops to the skin
2. Use fingertips to gently massage and absorb the serum, starting from the inside of the face working towards the edges

Active ingredients

  • Hyaluronic Acid: recharges the skin with hydration alleviating dryness and restoring the skin's moisture balance
  • NMF (Amino acid complex): improves skin barrier protecting against dryness and dehydration
  • Ceramide: Protects the skin from external stressors

Full ingredients list

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

*For the most recent ingredient list, please consult the product packaging or contact us for a product photo

View full details

Complete your routine

A serum works best within a complete routine: prep with toner, then follow with moisturizer and sunscreen.

  • 5 stars: 14 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
S
Stephanie

J’ai tout aime

C
Claire
Boost l'hydrataion

Se superpose parfaitement sous la crème...

L
Léa
Format compact pratique

20ml suffisent, j'utilise 2-3 gouttes seulement :)

K
KD
Top

pénètre en profondeur

M
Mélanie
Hydratation intense

J'ai la peau déshydratée avec des tiraillements constants. La texture légère pénètre instantanément et repulpe la peau de l'intérieur. Après 3 semaines, mes ridules sont un peu plus lissées et mon maquillage ne fait plus de plaques sèches.

A
Anonyme
sérum minimaliste

formule simple et efficace, sans parfum

M
Martina
J'aime beaucoup

Ridules de déshydratation atténuées dès les premières semaines !

A
Anonyme
Hydratation longue durée

Ma peau reste confortable même 12h après.

S
Simone
Glass skin effect

Peau rebondie et lumineuse.

S
S. R.
Efficace

Barrière cutanée renforcée.

A
Anonyme
Texture légère

S'absorbe rapidement, fini non collant.

I
Isabella
sérum hydratant efficace

Ma peau déshydratée boit littéralement ce sérum.

L
L. M.
Peau repulpée

Texture gel qui hydrate en profondeur sans être grasse.

C
Camille
Acide hyaluronique pur !

3% de concentration qui fait vraiment la différence

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