RESEARCH STUDY

Topical hyaluronic acid for skin quality and aging (review, 2023)

2023
Review
Moderate

One-line finding

Topical hyaluronic acid consistently improves skin hydration and, at lower molecular weights, the look of fine lines and skin quality.

Plain-language summary

This review gathered studies on hyaluronic acid applied to the skin. Across trials, it reliably raised skin moisture and improved softness and the look of fine lines, especially smaller-molecule forms. The review notes that topical hyaluronic acid mainly hydrates the surface and is not the same as injected filler. It is well tolerated across skin types.

Citation

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