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Matrixyl

Also: Palmitoyl Pentapeptide-4

Workhorse cosmetic peptide for collagen synthesis.

Evidence
established
Legal status
approved some regions
Half-life
n/a (topical)
Routes
topical
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What it is

Matrixyl is one of the most studied cosmetic peptides. Long-term topical use produces measurable improvements in wrinkle depth and skin thickness.

Mechanism

Stimulates fibroblast collagen and hyaluronic acid synthesis.

Outcomes it's matched to
Safety

Very well tolerated.

Legal context

Cosmetic ingredient.

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