{"product_id":"matrix-peptide-serum","title":"MATRIX Peptide Serum","description":"\u003cp\u003eMATRIX is a multi-peptide vitamin C serum for skin that looks firmer, smoother and more luminous.\u003c\/p\u003e\n\u003cp\u003eMATRIX pairs a copper peptide with signal peptides and a stable vitamin C ester in one lightweight serum. Use it morning and night to help improve the look of fine lines, firmness and overall radiance.\u003c\/p\u003e\n\u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHelps improve the look of fine lines and expression lines\u003c\/li\u003e\n\u003cli\u003eVisibly supports the look of firmer, more supple skin\u003c\/li\u003e\n\u003cli\u003eHelps skin look smoother and more radiant\u003c\/li\u003e\n\u003cli\u003eSupports a brighter, more even-looking complexion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey ingredients\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper Tripeptide-1 (GHK-Cu):\u003c\/strong\u003e a naturally occurring copper-binding tripeptide that gives the serum its faint blue tint\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePalmitoyl Tripeptide-1 and Palmitoyl Tetrapeptide-7:\u003c\/strong\u003e a signal-peptide pair widely used in skincare for firmer-looking skin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePentapeptide-18 and Acetyl Hexapeptide-8:\u003c\/strong\u003e peptides widely used in expression-line care\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcetyl Tetrapeptide-5:\u003c\/strong\u003e a peptide that supports the look of smooth, rested skin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTetrahexyldecyl Ascorbate:\u003c\/strong\u003e a stable, oil-soluble vitamin C ester, paired with acetyl zingerone to help keep it stable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use\u003c\/h3\u003e\n\u003cp\u003eApply 2 to 3 drops to clean skin morning and night, then follow with moisturizer. MATRIX is not a sunscreen. Patch test first.\u003c\/p\u003e\n\u003ch3\u003eResearch behind the ingredients\u003c\/h3\u003e\n\u003cp\u003eBelow is published research on the individual ingredients in MATRIX. These studies tested the ingredients alone or in other formulas, often at different concentrations, so they are not studies of MATRIX. MATRIX itself has not yet been studied in people.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper Tripeptide-1 (GHK-Cu):\u003c\/strong\u003e Pickart L, Vasquez-Soltero JM, Margolina A. \"GHK Peptide as a Natural Modulator of Multiple Cellular Pathways in Skin Regeneration.\" \u003cem\u003eBioMed Research International\u003c\/em\u003e, 2015 (review). \u003ca href=\"https:\/\/doi.org\/10.1155\/2015\/648108\"\u003edoi:10.1155\/2015\/648108\u003c\/a\u003e. Also Pickart L. \"The human tri-peptide GHK and tissue remodeling.\" \u003cem\u003eJournal of Biomaterials Science, Polymer Edition\u003c\/em\u003e, 2008 (review). \u003ca href=\"https:\/\/doi.org\/10.1163\/156856208784909435\"\u003edoi:10.1163\/156856208784909435\u003c\/a\u003e. Note: the authors have commercial ties to GHK products.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcetyl Hexapeptide-8:\u003c\/strong\u003e Blanes-Mira C et al. \"A synthetic hexapeptide (Argireline) with antiwrinkle activity.\" \u003cem\u003eInternational Journal of Cosmetic Science\u003c\/em\u003e, 2002. \u003ca href=\"https:\/\/doi.org\/10.1046\/j.1467-2494.2002.00153.x\"\u003edoi:10.1046\/j.1467-2494.2002.00153.x\u003c\/a\u003e. The skin test used a 10% emulsion; MATRIX contains much less.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePalmitoyl Tripeptide-1 and Palmitoyl Tetrapeptide-7:\u003c\/strong\u003e Yang F et al. \"Comprehensive evaluation of the efficacy and safety of a new multi-component anti-aging topical eye cream.\" \u003cem\u003eSkin Research and Technology\u003c\/em\u003e, 2024. \u003ca href=\"https:\/\/doi.org\/10.1111\/srt.13790\"\u003edoi:10.1111\/srt.13790\u003c\/a\u003e. A 12-week randomized study of an eye cream containing these two peptides among other ingredients, run by the ingredient's developer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTetrahexyldecyl Ascorbate:\u003c\/strong\u003e Maloney ME et al. Randomized study of an antioxidant serum containing tetrahexyldecyl ascorbate. \u003cem\u003eJournal of Cosmetic Dermatology\u003c\/em\u003e, 2026. \u003ca href=\"https:\/\/doi.org\/10.1111\/jocd.70826\"\u003edoi:10.1111\/jocd.70826\u003c\/a\u003e (30% serum, company-linked authors; MATRIX uses a lower level). Boghosian T et al. \"Clinical Applications of Vitamin C in Dermatology: A Systematic Review.\" \u003cem\u003eJournal of Clinical and Aesthetic Dermatology\u003c\/em\u003e, 2026. \u003ca href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC13588479\/\"\u003ePMC13588479\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIndependent human studies of Pentapeptide-18 and Acetyl Tetrapeptide-5 are limited, so we list them as ingredient choices, not as proven effects.\u003c\/p\u003e\n","brand":"Ieso Skincare","offers":[{"title":"Default Title","offer_id":49247453872318,"sku":null,"price":55.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/3784\/1086\/files\/ieso-matrix-hero-white.jpg?v=1791400654","url":"https:\/\/iesoskincare.com\/products\/matrix-peptide-serum","provider":"Ieso Skincare","version":"1.0","type":"link"}