Oral skin research is separate from injections and creams
Hyaluronic acid is a substance found in body tissues and is used in several very different product types. Oral supplements have been investigated for skin hydration, usually over a few months. Evidence from an injected joint treatment, a dermal filler or a topical moisturizer cannot be transferred directly to a capsule.
Read the evidence limits and sources
The cited trial was small and short, so its findings need replication across broader populations and preparations. Changes in measured hydration do not establish wrinkle removal, joint regeneration or lasting cosmetic benefit. The study does not demonstrate that the exact listed branded product was tested.
The two-capsule serving supplies 120 mg hyaluronic acid from sodium hyaluronate and 8 mg sodium. The manufacturer says the ingredient is produced by fermentation.
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