Experience hydration that penetrates deep into your skin in just 5 seconds with the combination of 8 types of hyaluronic acid and squalane. This serum contains layers of hyaluronic acid that hydrate from deep within the skin and plant-derived squalane, which prevents moisture loss, creating a powerful synergy for hydration and moisture retention.

Key Features:

5-Second Deep Hydration
The serum provides up to 20 layers of hydration, from the surface to the deepest layers of your skin, in just 5 seconds.
8 Types of Hyaluronic Acid for Layered Hydration
With a combination of ultra-low molecular to high molecular hyaluronic acids, it penetrates different layers of the skin, delivering moisture deep into the skin.
48-Hour Moisture Lock
Squalane, which is similar to human skin lipids, helps lock in moisture for up to 48 hours, keeping skin hydrated throughout the day.
Heat Sensitivity Relief (-3.4°C)
The serum helps reduce skin heat and soothes irritated skin, offering cooling relief from external environmental stress.

Hydration Points:

5-Second Rapid Hydration
This serum provides fast and deep moisture infusion in just 5 seconds, thanks to its 8-layer hydration system.
- High Molecular Hyaluronic Acid forms a hydrating film on the skin's surface.
- Medium Molecular Hyaluronic Acid draws in moisture and prevents its evaporation.
- Ultra-Low Molecular Hyaluronic Acid penetrates deep into the skin, delivering long-lasting moisture and preventing tightness.
Long-lasting Moisture Protection (48 hours)
Squalane, derived from olive oil, provides excellent moisture retention due to its similarity to the natural oils of human skin. It helps maintain moisture for up to 48 hours, preventing dryness.
Tested and Proven Effectiveness
Clinically tested, this serum demonstrates strong moisture retention for the entire day after just 5 seconds of application, and it has passed skin irritation tests.
Hydrating and Moisturizing Serum with Dual Layering
The serum has a two-layer formula with a hydrating hyaluronic acid water base and a moisturizing squalane oil layer. It leaves your skin feeling dewy and moisturized without any stickiness.

Natural Ingredients
The aqua-blue hue of the serum is not from artificial dyes, but from naturally derived plant ingredients.

Directions for Use:

Before using, shake the bottle well to mix the hyaluronic acid serum layer and squalane oil layer together.
After applying toner, dispense an appropriate amount of serum and gently spread it along the skin’s texture. Pat lightly for better absorption.

This serum provides hydration, moisture, and soothing relief for your skin, leaving it feeling soft, nourished, and comfortable.

ONE THING Hyaluronic Squalane Serum 50ml