Matrixyl (Palmitoyl Pentapeptide-4)
A cosmetic signal peptide used in topical skincare formulations and commonly discussed in relation to skin appearance.
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Peptides grouped by the areas they are commonly discussed or studied in relation to. This is educational information, not a recommendation.
Category
Evidence level
Regulatory / research status
A cosmetic signal peptide used in topical skincare formulations and commonly discussed in relation to skin appearance.
A naturally occurring copper-binding tripeptide studied in laboratory settings and used in some topical cosmetic products.
Short chains of amino acids derived from collagen, widely sold as a dietary supplement and studied in relation to skin and joint measures.
A synthetic peptide sequence studied mainly in animal and laboratory research related to tissue repair.
A GLP-1 receptor agonist medication approved for specific medical indications and extensively studied in clinical trials.
A growth hormone-releasing hormone analogue historically used in specific clinical diagnostic and treatment contexts.
A naturally occurring peptide studied largely in laboratory and animal models of tissue repair.
A synthetic tetrapeptide discussed in longevity circles and studied mainly in older or limited research settings.
A peptide named for early sleep research, with a small and dated body of published literature.
A cosmetic peptide used in topical formulations and commonly discussed in relation to the look of expression lines.
A dual receptor agonist medication approved for specific medical indications and studied in large clinical trials.
A growth hormone secretagogue peptide studied in research settings related to endocrine signalling.
A growth hormone-releasing hormone analogue studied in early research and often discussed alongside other secretagogues.
A group of compounds frequently discussed in longevity research conversations about cellular metabolism.
A synthetic peptide discussed in relation to pigmentation research and flagged by regulators as an unapproved product.
A synthetic peptide studied primarily in a narrow regional research literature related to stress response.