Palmitoyl Pentapeptide-4

Also known as: Matrixyl, Pal-KTTKS

Healing & RecoveryPHASE 2

Clinical Status

Cosmetic use — clinically validated for wrinkle reduction.

Mechanism of Action

Mimics collagen breakdown fragments to signal fibroblasts into producing new collagen I, III, IV, and fibronectin. The palmitoyl chain enhances dermal penetration.

Dosing Defaults

Dose

Topical

Frequency

1-2x daily

Administration

Topical (serums, creams)

Timing

Evening

Food

with or without

Duration

8-12 weeks for visible results

Dose range: Topical application (3-5% concentration)

Evening application supports overnight collagen synthesis.

Side Effects

•Mild redness (rare)
•Mild itching (rare)

Contraindications & Warnings

•Not medical advice

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This information is for educational purposes only and is not medical advice. Dosing data is based on research literature and community reports. Always consult a qualified healthcare provider before using any peptide.