Pair page
GHK-Cu with SNAP-8
Mechanism-tag overlap and published literature for GHK-Cu and SNAP-8, pulled verbatim from each Kalios compound profile. Kalios is a literature reference, not a recommendation.
Mechanism overlap
Mechanism tags are verbatim labels on each compound's profile. Generic tags ("peptide", "small-molecule", "research-chemical") are excluded from this overlap view. Tags are descriptive — not an inference about combined effect.
connective-tissuecopper-tripeptide-skin
topical-cosmetic-snare-complex-mimetic
Co-administration notes from the literature
Verbatim summary text pulled from each compound's profile data. Researchers studying GHK-Cu and SNAP-8 have published these mechanism-level observations. Not a co-administration recommendation.
Topical copper-peptide used for collagen synthesis, wound healing, and skin quality. Mechanism-distinct from SNAP-8. Combined in layered anti-aging topical regimens — SNAP-8 for expression lines, GHK-Cu for collagen / ECM.
Quick facts
GHK-Cu
SNAP-8
Literature table
Classified references from each compound profile. Click a column header to sort. Click a PMID to open PubMed. Findings are quoted verbatim from each profile's literature_summary; nothing here is added or interpreted.
| Year | Compound | Source | Finding |
|---|---|---|---|
| 1995 | GHK-Cu | Buffoni F, Pino R, Dal Pozzo A. Effect of tripeptide-copper complexes on the process of healing of cutaneous wounds in mice. Arch Int Pharmacodyn Ther. 1995;330(3):345-360. PMID: 9060874. PMID 9060874 | preclinical, in vivo |
| 1993 | GHK-Cu | Maquart FX, Bellon G, Chaqour B, Wegrowski J, Patt LM, Trachy RE, et al. In vivo stimulation of connective tissue accumulation by the tripeptide-copper complex glycyl-L-histidyl-L-lysine-Cu²⁺ in rat experimental wounds. J Clin Invest. 1993;92(5):2368-2376. PMID: 8227353. PMID 8227353 | preclinical, in vivo |
| 2011 | GHK-Cu | Hostynek JJ, Dreher F, Maibach HI. Human skin penetration of a copper tripeptide in vitro as a function of skin layer. Inflamm Res. 2011;60(1):79-86. PMID: 20835751. PMID 20835751 | preclinical, in vitro |
| 2007 | GHK-Cu | Pyo HK, Yoo HG, Won CH, Lee SH, Kang YJ, Eun HC, Cho KH, Kim KH. The effect of tripeptide-copper complex on human hair growth in vitro. Arch Pharm Res. 2007;30(7):834-839. PMID: 17702486. PMID 17702486 | preclinical, in vitro |
| 1988 | GHK-Cu | Maquart FX, Pickart L, Laurent M, Gillery P, Monboisse JC, Borel JP. Stimulation of collagen synthesis in fibroblast cultures by the tripeptide-copper complex glycyl-L-histidyl-L-lysine-Cu²⁺. FEBS Lett. 1988;238(2):343-346. PMID: 3169264. PMID 3169264 | preclinical, in vitro |
| 2017 | GHK-Cu | Pickart L, Vasquez-Soltero JM, Margolina A. The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline. Brain Sci. 2017;7(2):20. PMID: 28212278. PMID 28212278 | mechanism / discovery |
| 2012 | GHK-Cu | Campbell JD, McDonough JE, Zeskind JE, Hackett TL, Pechkovsky DV, Brandsma CA, et al. A gene expression signature of emphysema-related lung destruction and its reversal by the tripeptide GHK. Genome Med. 2012;4(8):67. PMID: 22937864. PMID 22937864 | mechanism / discovery |
| 1973 | GHK-Cu | Pickart L, Thaler MM. Tripeptide in human serum which prolongs survival of normal liver cells and stimulates growth in neoplastic liver. Nat New Biol. 1973;243(124):85-87. PMID: 4351857. (Original discovery publication.) PMID 4351857 | mechanism / discovery |
| 2026 | GHK-Cu | WADA Prohibited List 2026. World Anti-Doping Agency. wada-ama.org. | regulatory / registry |
| 2025 | GHK-Cu | FDA. Bulk Drug Substances That Raise Significant Safety Risks (Category 2) Under Section 503A / 503B. FDA.gov. Updated 2025-2026. | regulatory / registry |
| 2018 | GHK-Cu | Pickart L, Margolina A. Regenerative and Protective Actions of the GHK-Cu Peptide in the Light of the New Gene Data. Int J Mol Sci. 2018;19(7):1987. PMID: 29986520. doi:10.3390/ijms19071987. (Comprehensive modern review.) PMID 29986520 | research article |
| 2015 | GHK-Cu | Pickart L, Vasquez-Soltero JM, Margolina A. GHK Peptide as a Natural Modulator of Multiple Cellular Pathways in Skin Regeneration. Biomed Res Int. 2015;2015:648108. PMID: 26236730. PMID 26236730 | research article |
| 2002 | SNAP-8 | Blanes-Mira C, Clemente J, Jodas G, Gil A, Fernández-Ballester G, Ponsati B, Gutierrez L, Pérez-Payá E, Ferrer-Montiel A. A synthetic hexapeptide (Argireline) with antiwrinkle activity. Int J Cosmet Sci. 2002;24(5):303-310. PMID: 18498522. (Argireline characterization — direct p… PMID 18498522 | mechanism / discovery |
| — | SNAP-8 | Molecular modeling elucidates the cellular mechanism of synaptotagmin-SNARE inhibition: a novel plausible route to anti-wrinkle activity of botox-like cosmetic active molecules. (Computational binding characterization.) | mechanism / discovery |
| 2022 | SNAP-8 | FDA. Modernization of Cosmetics Regulation Act (MoCRA). fda.gov. 2022. (U.S. cosmetic-regulation framework applicable to SNAP-8-containing products.) | regulatory / registry |
| 2016 | SNAP-8 | Zhang Y, Xu Q, Zhuang C. Synthesis and preliminary evaluation of the anti-wrinkle effect of acetyl octapeptide-3 (SNAP-8). Chin J Dermatol. 2016;49(8):593-596. (Chinese dermatology journal report on SNAP-8 — one of the few peer-reviewed non-manufacturer SNAP-8 studies.) | industry documentation |
| — | SNAP-8 | Lipotec S.A. / Grupo LUBRIZOL. SNAP-8™ (Acetyl Octapeptide-3) product documentation and in-vivo manufacturer studies. (Foundational in-vitro SNARE-complex characterization and 4% / 28-day in-vivo cosmetic efficacy data — industry sponsor documentation.) | industry documentation |
| 2013 | SNAP-8 | Wang Y, Wang M, Xiao XS, Huo J, Zhang WD. The anti-wrinkle efficacy of Argireline. J Cosmet Laser Ther. 2013;15(4):237-241. PMID: 23472662. (Argireline efficacy data providing comparator context for SNAP-8.) PMID 23472662 | research article |
| 2012 | SNAP-8 | Jahn R, Fasshauer D. Molecular machines governing exocytosis of synaptic vesicles. Nature. 2012;490(7419):201-207. PMID: 23060190. (SNARE-complex mechanistic review.) PMID 23060190 | research article |
| 2010 | SNAP-8 | Montal M. Botulinum neurotoxin: a marvel of protein design. Annu Rev Biochem. 2010;79:591-617. PMID: 20233039. (Botulinum toxin / SNAP-25 mechanism — comparator framework for SNAP-8.) PMID 20233039 | research article |
| 2009 | SNAP-8 | Sudhof TC, Rothman JE. Membrane fusion: grappling with SNARE and SM proteins. Science. 2009;323(5913):474-477. PMID: 19164740. (Foundational SNARE-complex biology — Nobel Prize context for the mechanism SNAP-8 targets.) PMID 19164740 | research article |
| 2007 | SNAP-8 | Dressler D, Benecke R. Pharmacology of therapeutic botulinum toxin preparations. Disabil Rehabil. 2007;29(23):1761-1768. PMID: 18033603. (Injected botulinum toxin clinical pharmacology — comparator for SNAP-8 topical claims.) PMID 18033603 | research article |
| 2007 | SNAP-8 | Ruiz MA, Clares B, Morales ME, Cazalla S, Gallardo V. Preparation and stability of cosmetic formulations with an anti-aging peptide. J Cosmet Sci. 2007;58(2):157-171. PMID: 17520181. (Cosmetic formulation chemistry for peptide actives.) PMID 17520181 | research article |
Related pair pages
More research context
Frequently asked
Have GHK-Cu and SNAP-8 been studied together?
Researchers have published mechanistic-level co-administration discussion of GHK-Cu and SNAP-8. No human co-administration trials are catalogued in the Kalios profiles. The pair page lists each compound's classified literature; full citations sit on each individual profile.
What mechanisms do GHK-Cu and SNAP-8 share?
GHK-Cu and SNAP-8 do not share a specific mechanism tag on their Kalios profiles. They appear on the same pair page because at least one profile lists the other in its co-administration data.
What is the FDA status of GHK-Cu and SNAP-8?
GHK-Cu: Cosmetic ingredient; Category 2 for injection. SNAP-8: Cosmetic ingredient only. FDA-status text is pulled verbatim from each compound profile. See /fda-pcac-2026.html for the broader FDA Pharmacy Compounding Advisory Committee context.
Where can I find the full research on GHK-Cu and SNAP-8?
Full citation lists, dosing tables from the literature, reconstitution data, and the FDA / WADA status are on the individual compound profiles: the GHK-Cu profile and the SNAP-8 profile. The Kalios Stack Research Tool hub lists every compound covered.
Last updated: April 2026