**CAS No. Mixture**
**Hyaluronic Acid 4D** is a viscous solution comprising four types of hyaluronic acid (HA) with distinct properties. This innovative formulation forms a 3D network that effectively targets different layers of the skin, sealing in external moisture and enhancing elasticity.
- **Sodium Hyaluronate Crosspolymer:** Forms a protective dense film on the skin's surface, reducing water loss from within. Additionally, it provides 24-hour moisturization and exhibits anti-pollution/anti-UV capabilities.
- **Sodium Hyaluronate:** Holds water on the skin surface, nourishing the corneum.
- **Sodium Acetylated Hyaluronate:** Firmly adheres to the stratum corneum, delivering exceptional hydration and repairing damaged skin.
- **Hydrolyzed Sodium Hyaluronate:** Rapidly penetrates into the epidermis and dermis, hydrating and restoring the skin from within.
**INCI:**
Sodium Hyaluronate Crosspolymer, Sodium Hyaluronate, Sodium Acetylated Hyaluronate, Hydrolyzed Sodium Hyaluronate, Pentylene Glycol, Ethylhexylglycerin, Aqua.
HOW TO USE
Hyaluronic acid 4D should be added to the cool-down phase, after the emulsion has formed.
Recommended Usage Percentage: 1-10%
pH: 5.0-7.0
Appearance: Colorless, transparent, viscous solution
Color: Colorless to pale yellow
Source:Biotechnology (bacterial fermentation)
Solubility:Soluble in water
Sodium Hyaluronate Molecular Weight: Not measured