Hyaluronic Acid

Supplement

A size-heterogeneous glycosaminoglycan used in oral supplements and multiple local medical or cosmetic formulations. Evidence and exposure are formulation- and route-specific; one recent oral skin trial cannot be generalized to all hyaluronic acid products.

Pharmacokinetic model

A route-level PK model for hyaluronic acid is being prepared from published data. Dosing references, studies, and documented interactions are below; the app catalog is updated as models are validated.

Key facts

Category
Supplement
Suggested cadence
once daily

Research behind this entry

  1. Oral sodium hyaluronate improves skin hydration, barrier function and signs of aging: a randomized, double-blind, placebo-controlled trial in 150 healthy adults Dolečková I, Kušnierik P, Berka V, Šimek M, Matějková I, Prokopec F, Ovesná P · Scientific Reports, 2025 DOI

    Twelve-week trial randomized 150 healthy Caucasian adults to 60 mg, 120 mg, or placebo using one 1.8 MDa sodium-hyaluronate solution. Several skin measures favored treatment, especially 120 mg, but most authors were…

  2. Hyaluronic Acid—A Powerful Biomolecule with Wide-Ranging Applications—A Comprehensive Review Iaconisi GN, Lunetti P, Gallo N, Cappello AR, Fiermonte G, Dolce V, Capobianco L · International Journal of Molecular Sciences, 2023 DOI

    Broad review describes hyaluronan biology, molecular-weight-dependent behavior, degradation, and diverse pharmaceutical or biomaterial uses. It supports treating route and formulation as distinct rather than assigning…

2 published studies referenced in the app, each with a plain-language summary.