{
  "verifiedOn": "2026-11-06",
  "compound": "GHK-Cu peptide",
  "slug": "ghk-cu",
  "products": [
    {
      "ingredientIdentity": "GHK-Cu, copper tripeptide-1; Gly-His-Lys coordinated to copper(II) in a 1:1 complex",
      "casNumber": "89030-95-5",
      "formula": "C14H22CuN6O4",
      "theoreticalMolecularMassDa": 401.9,
      "peptideToCopperMolarRatio": "1:1",
      "elementalCopperAssay": null,
      "counterIon": null,
      "unitCount": 1,
      "photoFile": null,
      "price": null,
      "checkoutUrl": null,
      "availability": null,
      "additionalAccessories": null,
      "coaId": "ghk-cu",
      "coaFile": "ghk-cu-lot-pl-2609-036-coa-redacted.pdf",
      "intendedUse": "Laboratory research material; not a finished medicine or cosmetic.",
      "id": "vial",
      "title": "GHK-Cu 100 mg vial",
      "shortName": "100 mg vial",
      "format": "Freeze-dried copper-peptide powder",
      "totalMg": 100,
      "amountLabel": "100 mg GHK-Cu complex per vial",
      "ingredientAmountsMg": {
        "GHK-Cu": 100
      },
      "concentrationMgMl": null,
      "fillVolumeMl": null,
      "unitName": "vial",
      "perUnitMcg": 100000,
      "preparation": "Powder requires reconstitution. Concentration depends on the final mixed volume.",
      "mixingRequired": true,
      "preparationDiluent": null,
      "preparationDiluentVolumeMl": null,
      "preparationHandling": "Add the method-specified diluent slowly against the vial wall; do not shake. Solubility alone does not establish a validated preparation recipe.",
      "storage": "Sealed powder: −20°C (−4°F), desiccated and protected from light.",
      "storageTemperatureC": -20,
      "storageTemperatureF": -4,
      "afterPreparationStorage": "2–8°C (36–46°F), protected from light.",
      "afterPreparationUseLimit": null,
      "lot": "PL-2609-036",
      "coaCoverage": "Two sampled powder vials from lot PL-2609-036",
      "displayCoaLabel": "Redacted powder-lot COA",
      "coaScope": "Source report for two sampled powder vials from lot PL-2609-036.",
      "keyDifference": "100 mg of powder with a supplied lot report; final concentration depends on preparation.",
      "measurement": "100 mg in a final volume of 2 mL calculates to 50 mg/mL. This is a concentration example.",
      "ingredients": [
        "GHK-Cu (copper tripeptide-1)"
      ],
      "excipients": null,
      "appearance": "Blue lyophilized powder",
      "packageContents": [
        "One sealed glass vial with rubber stopper and aluminium crimp cap"
      ],
      "specificationBasis": "100 mg product specifications, safety data sheet PL-SDS-058, and redacted certificate PL-26-00036.",
      "labelAmountVsAssay": "100 mg is the label claim. The certificate does not include a separate quantitative fill-content assay.",
      "displayAmount": "100",
      "displayUnit": "mg GHK-Cu per vial",
      "description": "Blue freeze-dried powder. Redacted two-page lot report included below.",
      "specs": [
        [
          "Form",
          "Blue freeze-dried powder"
        ],
        [
          "Preparation",
          "Reconstitution required"
        ],
        [
          "Sealed storage",
          "−20°C (−4°F) · dry · dark"
        ],
        [
          "Documented powder lot",
          "PL-2609-036"
        ]
      ]
    },
    {
      "ingredientIdentity": "GHK-Cu, copper tripeptide-1; Gly-His-Lys coordinated to copper(II) in a 1:1 complex",
      "casNumber": "89030-95-5",
      "formula": "C14H22CuN6O4",
      "theoreticalMolecularMassDa": 401.9,
      "peptideToCopperMolarRatio": "1:1",
      "elementalCopperAssay": null,
      "counterIon": null,
      "unitCount": 1,
      "photoFile": null,
      "price": null,
      "checkoutUrl": null,
      "availability": null,
      "additionalAccessories": null,
      "coaId": "ghk-cu",
      "coaFile": "ghk-cu-lot-pl-2609-036-coa-redacted.pdf",
      "intendedUse": "Laboratory research material; not a finished medicine or cosmetic.",
      "mixingRequired": false,
      "ingredients": [
        "GHK-Cu (copper tripeptide-1)",
        "Water",
        "Benzyl alcohol 0.9% w/v"
      ],
      "excipients": [
        {
          "ingredient": "Water",
          "amount": "Balance of solution"
        },
        {
          "ingredient": "Benzyl alcohol",
          "percentWeightVolume": 0.9
        }
      ],
      "appearance": "Clear blue to blue-violet solution",
      "storageTemperatureC": [
        2,
        8
      ],
      "storageTemperatureF": [
        35.6,
        46.4
      ],
      "inUseLimit": null,
      "lot": null,
      "coaLotLinkageConfirmed": false,
      "displayCoaLabel": "Powder-lot COA reference",
      "id": "pen",
      "title": "GHK-Cu 150 mg prefilled pen",
      "shortName": "150 mg pen",
      "format": "Prepared solution in a 3 mL cartridge and pen",
      "totalMg": 150,
      "amountLabel": "150 mg GHK-Cu total · 3 mL · 50 mg/mL",
      "totalAmountBasis": "Product page and safety data sheet explicitly state 150 mg per 3 mL; 3 mL × 50 mg/mL.",
      "ingredientAmountsMg": {
        "GHK-Cu": 150
      },
      "ingredientConcentrationsMgMl": {
        "GHK-Cu": 50
      },
      "concentrationMgMl": 50,
      "fillVolumeMl": 3,
      "percentWeightVolume": 5,
      "unitName": "pen",
      "perUnitMcg": 150000,
      "perClickMl": null,
      "perClickMcg": null,
      "deviceScale": {
        "provenance": "Device scale supplied by the site owner; no manufacturer mechanical-click calibration supplied.",
        "markedUnitsPerCartridge": 300,
        "markedUnitVolumeMl": 0.01,
        "ghkCuMgPerMarkedUnit": 0.5,
        "ghkCuMcgPerMarkedUnit": 500,
        "ingredientMgPerMarkedUnit": {
          "GHK-Cu": 0.5
        },
        "mechanicalClicksPerMarkedUnit": null,
        "note": "Marked units describe the specified volume scale. A mechanical click is not assumed to equal a marked unit."
      },
      "preparation": "Already dissolved; no water added to the cartridge.",
      "storage": "2–8°C (36–46°F), capped in the original carton and protected from light. Do not freeze.",
      "discardConditions": "Discard if frozen, cloudy or changed from the normal clear blue to blue-violet appearance.",
      "coaCoverage": "Powder-lot reference only; no finished-cartridge report supplied",
      "coaScope": "Powder-lot reference only. The report does not test the finished pen or establish its lot linkage.",
      "keyDifference": "150 mg total, already dissolved at 50 mg/mL; 50% more labelled GHK-Cu than one 100 mg vial.",
      "measurement": "500 mcg GHK-Cu per marked unit on the owner-supplied 300-unit/3 mL scale. Mechanical clicks remain unverified.",
      "packageContents": [
        "One prefilled 3 mL glass cartridge inside an autoinjector pen with a fitted needle"
      ],
      "extraNeedleCount": null,
      "specificationBasis": "Product specifications and safety data sheet PL-SDS-059, revision 1.0 dated 3 October 2026. Marked-unit scale supplied separately by the site owner.",
      "labelAmountVsAssay": "150 mg is the stated total. No finished-pen quantitative content assay is supplied.",
      "displayAmount": "150",
      "displayUnit": "mg GHK-Cu per pen",
      "description": "3 mL of prepared blue solution at 50 mg/mL. No powder-mixing step.",
      "specs": [
        [
          "Cartridge",
          "3 mL · 50 mg/mL"
        ],
        [
          "Solution",
          "Water + 0.9% benzyl alcohol"
        ],
        [
          "Preparation",
          "Already mixed"
        ],
        [
          "Storage",
          "2–8°C (36–46°F) · do not freeze"
        ]
      ]
    },
    {
      "ingredientIdentity": "GHK-Cu, copper tripeptide-1; Gly-His-Lys coordinated to copper(II) in a 1:1 complex",
      "casNumber": "89030-95-5",
      "formula": "C14H22CuN6O4",
      "theoreticalMolecularMassDa": 401.9,
      "peptideToCopperMolarRatio": "1:1",
      "elementalCopperAssay": null,
      "counterIon": null,
      "unitCount": 1,
      "photoFile": null,
      "price": null,
      "checkoutUrl": null,
      "availability": null,
      "additionalAccessories": null,
      "coaId": "ghk-cu",
      "coaFile": "ghk-cu-lot-pl-2609-036-coa-redacted.pdf",
      "intendedUse": "Laboratory research material; not a finished medicine or cosmetic.",
      "mixingRequired": false,
      "ingredients": [
        "GHK-Cu (copper tripeptide-1)",
        "Water",
        "Benzyl alcohol 0.9% w/v"
      ],
      "excipients": [
        {
          "ingredient": "Water",
          "amount": "Balance of solution"
        },
        {
          "ingredient": "Benzyl alcohol",
          "percentWeightVolume": 0.9
        }
      ],
      "appearance": "Clear blue to blue-violet solution",
      "storageTemperatureC": [
        2,
        8
      ],
      "storageTemperatureF": [
        35.6,
        46.4
      ],
      "inUseLimit": null,
      "lot": null,
      "coaLotLinkageConfirmed": false,
      "displayCoaLabel": "Powder-lot COA reference",
      "id": "spray",
      "title": "GHK-Cu nasal spray — listed 100 mg",
      "shortName": "Nasal spray · listed 100 mg",
      "format": "Prepared solution in a metered nasal-spray bottle",
      "totalMg": 100,
      "amountLabel": "Listed as 100 mg GHK-Cu per bottle",
      "totalAmountBasis": "100 mg appears in the current product-page title and product-image filename. The body and safety sheet defer quantity to the received bottle label; that label has not been visually verified.",
      "totalAmountVerification": "Listing claim; exact received-label confirmation pending",
      "ingredientAmountsMg": {
        "GHK-Cu": 100
      },
      "concentrationMgMl": null,
      "fillVolumeMl": null,
      "sdsConcentrationUpperBoundPercentWeightVolume": 10,
      "sdsConcentrationUpperBoundOperator": "<",
      "sdsConcentrationBasis": "The safety sheet uses a nominal 10 mL minimum bottle fill for hazard classification and permits larger fills. This is not an exact product-fill specification.",
      "unitName": "bottle",
      "perUnitMcg": 100000,
      "perActuationMcg": null,
      "perActuationMl": null,
      "actuationsPerBottle": null,
      "preparation": "Already in solution; no powder reconstitution.",
      "storage": "2–8°C (36–46°F), upright, capped and protected from light. Do not freeze.",
      "discardConditions": "Discard cloudy or discoloured solution; avoid heat, freezing and repeated freeze–thaw cycles.",
      "coaCoverage": "Powder-lot reference only; no finished-spray report supplied",
      "coaScope": "Powder-lot reference only. The report does not establish bottle content, batch linkage or amount per spray.",
      "keyDifference": "Prepared spray listed at 100 mg total. Exact bottle fill and amount per pump remain unconfirmed.",
      "measurement": "An amount per spray requires verified concentration and calibrated pump output; bottle total alone is insufficient.",
      "packageContents": [
        "One prepared metered nasal-spray bottle"
      ],
      "specificationBasis": "Product listing and safety data sheet PL-SDS-060, revision 1.0 dated 3 October 2026; bottle label and pump calibration not supplied.",
      "labelAmountVsAssay": "100 mg is a listing claim. No received-label image, finished-bottle content assay or calibrated pump-output report is supplied.",
      "displayAmount": "100",
      "displayUnit": "mg listed per bottle",
      "description": "Prepared nasal format. Confirm the bottle label; micrograms per pump are unverified.",
      "specs": [
        [
          "Listed total",
          "100 mg · confirm bottle label"
        ],
        [
          "Solution",
          "Water + 0.9% benzyl alcohol"
        ],
        [
          "Amount per pump",
          "Not confirmed"
        ],
        [
          "Storage",
          "2–8°C (36–46°F) · do not freeze"
        ]
      ]
    }
  ],
  "coas": [
    {
      "id": "ghk-cu",
      "productId": "vial",
      "displayForProductIds": [
        "vial",
        "pen",
        "spray"
      ],
      "title": "GHK-Cu — powder lot PL-2609-036",
      "file": "ghk-cu-lot-pl-2609-036-coa-redacted.pdf",
      "preview": "ghk-cu-lot-pl-2609-036-coa-redacted-page-1.png",
      "pageCount": 2,
      "lot": "PL-2609-036",
      "certificateNumber": "PL-26-00036",
      "labelClaim": "100 mg GHK-Cu per vial",
      "sampleDescription": "Lyophilized powder",
      "purityPercent": 99.62,
      "purityLabel": "RP-HPLC area purity",
      "purityMethod": "RP-HPLC, UV 214 nm; main GHK-Cu peak area as percentage of total integrated peak area",
      "mainPeakRetentionTimeMin": 2.2,
      "componentPeakAreasPercent": {
        "GHK-Cu": 99.62
      },
      "largestImpurityPercent": 0.21,
      "largestImpurityRetentionTimeMin": 1.94,
      "largestImpurityIdentity": "Free-GHK dissociation",
      "otherPeakAreasPercent": [
        {
          "retentionTimeMin": 3.03,
          "areaPercent": 0.1
        },
        {
          "retentionTimeMin": 3.87,
          "areaPercent": 0.07
        }
      ],
      "identityMassDa": {
        "GHK-Cu": 402.1
      },
      "theoreticalMassDa": {
        "GHK-Cu": 401.9
      },
      "identityMethod": "LC-MS, positive electrospray ionization; stated acceptance within ±1.0 Da of theoretical mass",
      "sequence": {
        "GHK-Cu": "H-GHK-OH · Cu(II), 1:1 complex"
      },
      "formula": "C14H22CuN6O4",
      "casNumber": "89030-95-5",
      "waterPercent": 2.0,
      "waterMethod": "Karl Fischer",
      "endotoxinEUPerMg": 0.04,
      "endotoxinSpecificationEUPerMg": "≤5.0",
      "endotoxinMethod": "Kinetic LAL",
      "sterilityResult": "No growth; conforms",
      "sterilityMethod": "USP <71>, membrane filtration; no growth after 14 days",
      "contentAssay": null,
      "elementalCopperAssay": null,
      "contentAssayNote": "No separate quantitative vial-content assay or elemental-copper assay is listed. HPLC area purity does not verify the 100 mg fill or measured copper content.",
      "analysisDate": "2026-09-18",
      "waterTestDate": "2026-09-19",
      "endotoxinTestDate": "2026-09-20",
      "sterilityTestDate": "2026-10-02",
      "manufacturedDate": "2026-09-16",
      "issueDate": "2026-10-03",
      "retestExpiry": "2028-09-16",
      "unitsInLot": 250,
      "unitsSampled": 2,
      "storage": "−20°C (−4°F), desiccated and protected from light.",
      "laboratoryType": "In-house",
      "outsideReportsAttached": "None",
      "conclusion": "PASS, for the listed tests",
      "scope": "Two sampled powder vials from lot PL-2609-036. This report does not establish finished-pen or finished-spray content, sterility, stability, pump calibration or batch linkage.",
      "sha256": "ec5e82cdef3245b9871e171694aef35e949619cf404b2ca6ef88a2caf8bef080",
      "facts": [
        [
          "Label claim",
          "100 mg per powder vial"
        ],
        [
          "LC-MS identity",
          "402.1 Da"
        ],
        [
          "Endotoxin",
          "0.04 EU/mg"
        ],
        [
          "Sterility test",
          "No growth after 14 days"
        ],
        [
          "Analysis date",
          "18 September 2026"
        ],
        [
          "Sampled units",
          "2 of 250"
        ]
      ],
      "documentTreatment": "Redacted copy: supplier identifiers removed; analytical values, lot, dates and in-house status retained."
    }
  ],
  "unresolvedFacts": [
    "Customer selling prices, stock status, checkout destinations and accessory quantities",
    "Received nasal-spray label confirmation of the listed 100 mg total",
    "Exact nasal-spray fill, concentration, pump volume, GHK-Cu per actuation and usable actuation count",
    "Finished-pen and finished-spray batch linkage to powder lot PL-2609-036",
    "Finished-pen and finished-spray content, sterility and stability results",
    "Quantitative vial-content assay and elemental-copper assay",
    "Manufacturer mechanical-click calibration",
    "Validated preparation diluent and in-use limit for the mixed vial, pen or spray"
  ]
}