Palmitoyl Tetrapeptide-7
SkincareAlso known as: Palmitoyl Tetrapeptide-3, Pal-GQPR, Rigin
Emerging ResearchWhat is Palmitoyl Tetrapeptide-7?
An anti-inflammatory signal peptide most commonly found paired with Palmitoyl Tripeptide-1 in the Matrixyl 3000 complex. While Palmitoyl Tripeptide-1 stimulates collagen production, Tetrapeptide-7 works to reduce inflammation and skin damage from UV exposure.
How it works
Reduces the production of interleukin-6 (IL-6), a pro-inflammatory cytokine that increases with age and UV exposure. By suppressing chronic low-grade inflammation (inflammaging), it helps protect existing collagen and elastin from inflammatory degradation.
What marketers claim
- ▸eliminates all signs of aging
- ▸replaces anti-inflammatory medications
- ▸instant skin rejuvenation
- ▸works as a standalone miracle ingredient
What evidence supports
- ✓demonstrated IL-6 suppression in in vitro studies
- ✓shown to reduce inflammation-related skin damage in combination studies
- ✓synergistic anti-aging effects when combined with Palmitoyl Tripeptide-1 (Matrixyl 3000)
- ✓generally well-tolerated in cosmetic formulations
Best for
Safety notes & concerns
Full safety guide →- ⚠almost always studied in combination with Palmitoyl Tripeptide-1, making standalone efficacy hard to assess
- ⚠limited independent clinical data on the peptide alone
- ⚠results require consistent long-term use
- ⚠efficacy is formulation-dependent — stability in the product matters
Pairs well with
Use caution with
Frequently asked questions
Can Palmitoyl Tetrapeptide-7 be used alone?
It can, but it is almost always found combined with Palmitoyl Tripeptide-1 (as Matrixyl 3000). The two are designed to work synergistically — one stimulates collagen production, the other protects it from inflammatory damage. Using it alone provides only the anti-inflammatory half of the equation.
Is Palmitoyl Tetrapeptide-7 good for rosacea?
Its anti-inflammatory mechanism (IL-6 suppression) is theoretically relevant to rosacea, which involves chronic skin inflammation. However, it has not been specifically studied for rosacea treatment. It is unlikely to cause irritation, making it a reasonable ingredient for rosacea-prone skin, but it should not be considered a rosacea treatment.
Products containing Palmitoyl Tetrapeptide-7
The Ordinary
Buffet
Best-value multi-peptide serum; stacks Matrixyl, Argireline, and multiple supporting peptides in one affordable formula
Drunk Elephant
Protini Polypeptide Cream
Premium signal peptide moisturiser beloved by dermatologists for its clean formulation and results in mature and sensitive skin
Related skincare peptides
fine lines, aging skin, anti-aging prevention
expression lines, forehead wrinkles, crow's feet
mature skin, anti-aging prevention, sensitive skin that cannot tolerate retinol
expression lines, forehead wrinkles, those seeking a step up from Argireline
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Last updated: 2025-03-21
Medical Disclaimer
The information on this site is for educational and informational purposes only. It is not intended as medical advice and should not be used to diagnose, treat, or prevent any condition. Always consult with a qualified healthcare professional before starting any new supplement, peptide, or treatment protocol.