Meet your skin’s hydration powerhouse—the COSRX The Hyaluronic Acid 3 Serum (20 ml).
Formulated with triple types of hyaluronic acid, this deeply hydrating serum quenches dry, tired skin and delivers long-lasting moisture from the surface to the deeper layers. Its lightweight yet rich texture absorbs quickly without any stickiness, leaving your skin smooth, supple, and plump.

This serum is ideal for skin that feels tight, dehydrated, or dull. Whether you’re facing seasonal dryness or simply want to reinforce your skin’s moisture barrier, this daily-use serum restores balance and radiance with every drop.

Key Features & Benefits:

• Delivers deep and surface-level hydration instantly

• Smooths and plumps fine lines caused by dehydration

• Strengthens the skin barrier and improves elasticity

• Preps the skin to better absorb follow-up skincare

• Lightweight texture that layers beautifully under other products

• Gentle enough for sensitive or reactive skin types

Key Ingredients:

• Triple Hyaluronic Acid (Low, Medium, and High Molecular Weight): Penetrates multiple layers of the skin to provide deep, multi-level hydration

• Panthenol (Vitamin B5): Calms, protects, and improves skin barrier resilience

• Allantoin: Soothes and softens while aiding in skin recovery

How to Use:
After cleansing and toning, apply 2–3 drops to the entire face and gently pat for absorption. Use morning and night. Follow with a moisturizer for best results.