Machine-assisted translation — the German original version is authoritative.
Skin & Cosmetics
Matrixyl (Palmitoyl-Peptide)
Palmitoyl Pentapeptide-4 · Palmitoyl Tripeptide-1 · Palmitoyl Tetrapeptide-7 · Matrixyl 3000 · Matrixyl Synthe'6
"Matrixyl" denotes cosmetic peptide complexes based on palmitoyl peptides (matrikines). They are used topically in anti-aging care to stimulate skin cells to form new matrix building blocks. These are cosmetic ingredients, not medicines.
Regulatory status
Cosmetic ingredient (topical)
Established topical cosmetic ingredients — not medicines.
Drug class
Cosmetic matrikines (palmitoyl peptides)
Half-life (informative)
Not decisive for topical cosmetics — what is relevant is the local effect on the skin.
Studied in the literature
Investigated and used topically in cosmetic formulations.
Mechanism of action
Matrikines are signaling-peptide fragments that arise during the natural breakdown of collagen. Applied topically, they are meant to convey a "repair signal" to the fibroblasts and thus stimulate the formation of new collagen (types I, III, IV), fibronectin and other matrix components. The lipid modification (palmitoyl) improves skin penetration.
Effect and penetration depend heavily on concentration and formulation.
Research history
Developed as cosmetic active-ingredient complexes (including by Sederma) and widely used. In-vitro and in-vivo cosmetic studies describe an increase in matrix components.
Regulatory status by region
Widely used in anti-aging care. No marketing authorization as a medicine.
Research areas
- Anti-aging / skin matrix (topical)
- Cosmetic active-ingredient research
Documented effects (from the literature)
- Generally well tolerated topically.
- The described effects on collagen/fibronectin predominantly from cosmetic studies.
Safety concerns & caution
- Effect sizes are moderate and formulation-dependent.
- Marketing statements frequently exceed the robust body of data.
Risks of gray-market purchase
- With inferior products, concentration and stability are unassured.
Frequently asked questions
What are "matrikines"?
Signaling peptides that arise during collagen breakdown and can stimulate skin cells to form new collagen. Matrixyl complexes mimic this signal.
Does it work as strongly as a medical treatment?
No. It is a topical cosmetic ingredient with moderate effects — not a substitute for medical procedures.
Are all Matrixyl products equally effective?
No. Behind the name are different palmitoyl-peptide complexes (e.g. Palmitoyl Pentapeptide-4 or Matrixyl 3000) in very different concentrations and formulations. The effects described in studies apply to specific formulations in each case — they cannot be transferred wholesale to every product.
Sources
Primary and reference sources for your own reading.
Related substances
Unfamiliar terms? Look them up in the glossary or read the fundamentals.
This profile is for information and education only. It is not medical advice and deliberately contains no dosing or usage details. Decisions about use belong in a doctor’s hands.