If you heard that a dietary supplement would “strengthen your skin’s defenses against ultraviolet radiation,” “defend your skin and eyes from sun damage” or act as “basically an oral sunscreen,” would ...

MILAN — Application of topical or both topical and oral polypodium leucotomos extract (PLE) was associated with significant reversal of adverse skin changes in patients with severe actinic keratoses ...

THE natives of northern Honduras traditionally use an infusion of the rhizomes of the fern Calaguala (Polypodium leucotomos) as a treatment against malignant tumours.

IN two recent publications 1,2 on the cytogenetics of “Polypodium vulgare” the situation in Europe has been made fairly clear. There are three distinct species (perhaps ecospecies), one of which, the ...

If you heard that a dietary supplement would "strengthen your skin's defenses against ultraviolet radiation," "defend your skin and eyes from sun damage" or act as "basically an oral sunscreen," would ...

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This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. That’s what the US Food and Drug ...