Best For Skin Types
All, Dry, Mature, Sensitive
Addresses
Usage Frequency
Daily
What Is Myristoyl Pentapeptide-8?
Myristoyl Pentapeptide-8 is a synthetic peptide — a short chain of amino acids — that has been modified with a myristoyl group (a fatty acid chain). This modification is designed to improve the ingredient's ability to penetrate and interact with the skin.
In formulations, it functions as a skin conditioning agent, meaning it works to improve the appearance and feel of the skin's surface by supporting hydration and maintaining skin's natural moisture balance.
How It Works
Peptides like this one are thought to signal to skin cells and support natural skin maintenance processes. The fatty acid attachment (myristoyl) enhances the ingredient's ability to move through the skin's outer layers, potentially allowing it to work more effectively than unmodified peptides.
By conditioning the skin's surface, it helps lock in moisture and can contribute to a smoother, more supple appearance over time.
Clinical Evidence & References
Research on peptides and their derivatives suggests they can support skin conditioning and hydration when used in formulations. However, specific clinical evidence directly measuring the efficacy of Myristoyl Pentapeptide-8 in skincare applications is limited in publicly available literature.
Most data supporting its use comes from cosmetic ingredient suppliers' internal testing rather than independent peer-reviewed studies, so broader confirmation of its benefits would strengthen the evidence base.
How to Use
This ingredient is typically found in serums, moisturisers, and treatment products at relatively low concentrations. It works well alongside other hydrating or skin-supporting ingredients and can be used daily as part of your routine. There is no evidence that it needs to be cycled or rotated.
Safety & Precautions
Frequently Asked Questions
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Myristoyl Pentapeptide-4
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Myristoyl Tetrapeptide-13
A peptide derivative used primarily for skin conditioning in cosmetic formulations
Myristoyl Tetrapeptide-8
A peptide derivative designed to support skin conditioning and barrier function
Myristoyl Tripeptide-31
Lipid-modified peptide for skin rejuvenation
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