The ingredient, explained

Hydrolyzed Hyaluronic Acid

Hydrolyzed hyaluronic acid was one component of a tested topical HA regimen.

Humectant

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Ingredient guide

What it is and what it does

Low molecular weight fragments of hyaluronic acid.

About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗

Humectant: Helps attract and retain moisture.

Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗

Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.

A closer look

What the research shows

Human research on a combination

The multi-product regimen improved wrinkle and facial-volume measurements over thirty days.

What this does not tell us

Six HA forms and five products were used. The trial cannot isolate hydrolyzed HA or predict results for a different product.

Sources for this summary. PubMed 25399620 ↗

Research review checked Oct 1, 2026

Read exact local candidate abstracts first; select identity-relevant papers; targeted primary PubMed/publisher searches. This is not an exhaustive systematic review.

Ingredient research is not proof that a product containing this ingredient works.