Taking hyaluronan by mouth might help your skin stay hydrated for up to two weeks after you stop taking it, maybe because it slows down how fast your skin sheds its outer layer and keeps your skin cells active longer.
Claim Language
Language Strength
association
Uses association language (linked to, correlated with)
The claim uses 'is associated with' and 'potentially due to', which indicate a statistical or observational link rather than a proven cause, placing it in the 'association' category.
Context Details
Domain
nutrition
Population
human
Subject
Oral hyaluronan
Action
is associated with
Target
prolonged skin hydration effects lasting up to 2 weeks after cessation of intake
Intervention Details
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.
Evidence from Studies
Supporting (1)
Ingested hyaluronan moisturizes dry skin
This study found that taking hyaluronan by mouth helps keep skin moist by boosting skin cells that make moisture, which is exactly what the claim says — so it supports the idea that it works.