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Ingredient guide
PROLYL-HYDROXYPROLINE
In short
Prolyl‑Hydroxyproline (Pro‑Hyp) is a collagen‑derived dipeptide that helps skin look more elastic and hydrated. Studies suggest it can encourage fibroblast activity and support moisture levels. It is used both topically and orally, though topical evidence is moderate.
Reviewed against published evidence · editorially independent · no brand pays for placement
Works for
Firmness · Hydration
Skin type
Dry · Combination
Best used
Evening
What it is
Collagen-derived dipeptide (Pro-Hyp); stimulates fibroblast proliferation and hyaluronic acid synthesis in multiple in-vitro studies; oral and topical evidence for skin hydration and elasticity.
Also found as
Related
Common questions
It supports a bouncier, more hydrated appearance by helping skin maintain its natural moisture and elasticity.
It suits dry and combination skin types looking for a plumper, more moisturised look.
It is commonly found in serums or creams focused on hydration and skin suppleness. It layers well with humectants like hyaluronic acid.
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Personal guidance only · For clinical concerns, see a dermatologist.