What the science says about Hyaluronic Acid

Peer-reviewed research on Hyaluronic Acid, summarised in plain language. Every study links to its record on PubMed so you can read it yourself.

Hyaluronic Acid for dehydration

Some evidence for dehydration

Effectiveness of topical hyaluronic acid of different molecular weights in xerosis cutis treatment in elderly: a double-blind, randomized controlled trial.
Archives of dermatological research2024RCT36 participantsPositive
In a 4-week trial of 36 older people with dry skin, hyaluronic acid lotion increased skin moisture more than a placebo, with no reported side effects.
PubMed 38829483 DOI
Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment.
Journal of drugs in dermatology : JDD2011RCT76 participants0.1%Positive
In a 60-day trial of 76 women with eye wrinkles, hyaluronic acid creams improved skin moisture and elasticity, and lower-molecular-weight forms also reduced wrinkle depth more than a placebo.
PubMed 22052267
Efficacy of bioactive peptides loaded on hyaluronic acid microneedle patches: A monocentric clinical study.
Journal of cosmetic dermatology2020Clinical trialPositive
In a 12-week trial in healthy people with aged skin, a microneedle patch with hyaluronic acid and peptides reduced wrinkles and improved skin hydration, density, and thickness without skin reactions.
PubMed 31134751 DOI

Research context, not treatment advice. Studies are about the ingredient, not any one product.

Products we have confirmed contain Hyaluronic Acid, from their ingredient lists.