Sodium Hyaluronate Crosspolymer is a cross-linked form of sodium hyaluronate that forms a hydrating film, providing prolonged moisture retention and skin plumping compared to standard sodium hyaluronate. It is widely used in serums and moisturizers as a water-binding agent.
| Reported effect | How often | Notes |
|---|---|---|
Mild transient stinging or irritation | Rare | Usually associated with very high concentrations or compromised skin barrier. |
Contact allergy / hypersensitivity | Very rare | Hyaluronic acid derivatives are generally well tolerated; isolated reactions reported. |
Skin tightness or temporary dryness in low-humidity environments | Uncommon | Humectants may draw moisture from skin when ambient humidity is low and not sealed with an occlusive. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.