COSRX The Hyaluronic Acid 3 Serum – Deep Hydration & Plump Skin

Introduction

COSRX The Hyaluronic Acid 3 Serum is designed to deliver deep hydration and long-lasting moisture for all skin types. Formulated with triple hyaluronic acid, this serum penetrates different layers of the skin to replenish, plump, and restore its natural radiance. Perfect for dry, dehydrated, or dull skin, it strengthens the skin barrier while keeping it smooth and supple.

Key Benefits

Intense Hydration

Infused with three types of hyaluronic acid, the serum ensures deep and layered hydration that lasts throughout the day.

Plumps & Smooths Skin

Restores skin elasticity by plumping fine lines and giving a youthful, dewy finish.

Strengthens Skin Barrier

Helps reinforce the skin’s protective barrier, locking in moisture and shielding against dryness.

Lightweight & Fast Absorbing

Its non-sticky texture absorbs quickly, making it perfect for layering under other skincare or makeup.

Suitable for All Skin Types

Gentle and effective, it works well for dry, oily, sensitive, and combination skin.

5 Key Features

• Triple hyaluronic acid complex for multi-layer hydration

• Lightweight, fast-absorbing, non-greasy formula

• Targets fine lines and dryness for plumper skin

• Strengthens skin barrier for long-lasting moisture retention

• Dermatologically tested and suitable for daily use

Ingredients & Specifications

• Key Ingredients: Hyaluronic Acid Complex (High, Medium, Low molecular weights)

• Size: 20 ml / 30 ml (depending on packaging variant)

• Texture: Lightweight, watery serum

• Skin Type: All skin types including sensitive

• Brand: COSRX (Korean Skincare)

Usage Instructions

1. Cleanse your face and apply toner.

2. Take 2–3 drops of COSRX The Hyaluronic Acid 3 Serum.

3. Gently spread over your face and neck.

4. Pat lightly for full absorption.

5. Follow with your moisturizer to lock in hydration.

Related Products

• COSRX Advanced Snail 96 Mucin Power Essence

• COSRX The Vitamin C 23 Serum

• COSRX The Niacinamide 15 Serum

• COSRX Advanced Snail Radiance Dual Essence