How is sodium hyaluronate crosspolymer different from regular hyaluronic acid?

Sodium hyaluronate crosspolymer is a larger, cross-linked molecule that forms a more stable, non-occlusive film on the skin. This allows it to provide longer-lasting hydration and a more significant plumping effect compared to standard hyaluronic acid.

Can this ingredient help with fine lines?

Yes, by deeply hydrating the skin and plumping its surface, sodium hyaluronate crosspolymer can visibly reduce the appearance of fine lines and wrinkles, especially those caused by dehydration.

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Sodium Hyaluronate Crosspolymer

Sodium hyaluronate crosspolymer is a modified form of hyaluronic acid that creates a protective, breathable film on the skin's surface. This unique structure allows it to deliver sustained hydration and prevent water loss more effectively than standard hyaluronic acid. It also helps to smooth the skin's texture and reduce the appearance of fine lines.

HumectantVegan

BenefitStrong 3.7 / 4

Hydration i4 / 4

Whether the ingredient helps increase the skin’s water content — humectants that attract water, ingredients that reduce water loss, or ones that make skin feel less dry.

Barrier support i3 / 4

Whether it supports the skin barrier — restoring lipids, reducing water loss, aiding barrier repair, or strengthening the skin’s protective function.

Anti aging i2.5 / 4

Whether it can help visible signs of aging — fine lines, wrinkles, loss of firmness, or photoaging.

Texture i2.5 / 4

Whether it can improve smoothness and surface texture — roughness, flaking, clogged pores, or unevenness. Exfoliating acids, retinoids, and smoothing moisturizers may score here.

Soothing i1.5 / 4

Whether it can calm the skin — linked to less redness, irritation, discomfort, or visible reactivity.

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

Provides sustained hydration
Forms protective barrier
Reduces water loss
Smooths skin texture

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Products with Sodium Hyaluronate Crosspolymer

SKIN1004

Madagascar Centella Hyalu‑Cica Hydrating Mask

4.8/ 526/16/2

COSRX

The Ceramide Skin Barrier Moisturizer

4.7/ 523/24/2

Anua

Heartleaf 77 Soothing Toner

4.7/ 514/8/2

Drunk Elephant

Protini Powerpeptide Resurf Serum

4.7/ 544/27/6

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Frequently asked questions

How is sodium hyaluronate crosspolymer different from regular hyaluronic acid?: Sodium hyaluronate crosspolymer is a larger, cross-linked molecule that forms a more stable, non-occlusive film on the skin. This allows it to provide longer-lasting hydration and a more significant plumping effect compared to standard hyaluronic acid.
Can this ingredient help with fine lines?: Yes, by deeply hydrating the skin and plumping its surface, sodium hyaluronate crosspolymer can visibly reduce the appearance of fine lines and wrinkles, especially those caused by dehydration.