Description
GHK-Cu 50mg from Polaris Peptides is a lyophilised research peptide with over 99% purity confirmed by HPLC-MS. GHK-Cu is a copper-binding tripeptide (also known as copper tripeptide-1, copper peptide), supplied vacuum-sealed and sold strictly for laboratory research.
At $35.00 this vial works out to $0.70 per milligram.
What Is GHK-Cu 50mg?
GHK-Cu is the copper complex of the tripeptide glycyl-L-histidyl-L-lysine. GHK occurs naturally in human plasma, saliva and urine, and its levels drop with age. It binds copper(II) tightly, and that copper complex is the form most studied in skin and tissue research.
Published work links GHK-Cu to collagen and elastin synthesis, wound healing and the remodelling of damaged tissue. Gene-expression studies have also reported that GHK influences a large number of human genes, which keeps it a popular subject in skin-ageing and regeneration research.
GHK-Cu 50mg Specifications
| Product | GHK-Cu 50mg |
|---|---|
| Compound | GHK-Cu |
| Also known as | copper tripeptide-1, copper peptide |
| Class | Copper-binding tripeptide |
| CAS number | 89030-95-5 |
| Amount | 50mg |
| Form | Lyophilised powder |
| Purity | >99% (HPLC-MS) |
| Packaging | Vacuum-sealed |
| Storage | −20 °C dry; 2–8 °C once reconstituted |
| SKU | PLGC50 |
GHK-Cu Research Areas
Published studies on GHK-Cu cover several areas. The list below summarises the main ones so you can see where it fits your work.
- Collagen and elastin synthesis: fibroblast output in cell culture.
- Wound remodelling: tissue repair and scar quality in animal models.
- Skin-ageing research: firmness, thickness and photo-damage markers.
- Gene expression: broad shifts in gene activity reported in published GHK studies.
- Hair follicle research: follicle size and growth-phase markers.
Storing and Handling GHK-Cu 50mg
Store unopened vials at −20 °C, where the dry powder stays stable for long periods. Before reconstitution, let the vial reach room temperature to stop condensation forming inside. Add bacteriostatic water or another lab-grade solvent slowly down the side of the vial and swirl gently rather than shaking. Once reconstituted, keep it at 2–8 °C and complete your work within 28 days.
Why Order GHK-Cu From Polaris Peptides
Every batch of GHK-Cu we sell is checked by HPLC-MS for identity and purity before it is listed. Vials are vacuum-sealed to keep moisture out and labelled with the exact amount. If you are comparing suppliers, ask for the batch analysis and check it against the label. That is the standard we hold ourselves to.
How GHK-Cu 50mg Is Tested
We use two methods together. High-performance liquid chromatography (HPLC) separates the contents of a sample so we can see how much of it is the target compound and how much is anything else, such as truncated sequences or leftover synthesis reagents. Mass spectrometry (MS) then weighs the molecules, which confirms that the main peak really is GHK-Cu and not a look-alike. A result above 99% on both counts is what earns a batch a place in our catalogue. Lots that fall short are not sold.
Related Research Peptides
Researchers working with GHK-Cu 50mg often look at GHK (Basic) 50mg, GHK-Cu Raw Powder 1g (Topical Research Applications), GLOW 50: GHK-cu 35mg, TB-500 10mg, BPC-157 5mg Blend, KLOW: GHK-cu 50mg, KPV 10mg, TB-500 10mg, BPC-157 10mg Blend. Browse the full Healing & Recovery Peptides collection or our Topical Peptides, or see every compound in the peptide shop.
GHK-Cu 50mg FAQ
Why is GHK-Cu blue?
The copper(II) ion gives the complex its blue colour. A blue tint after reconstitution is normal.
What is the difference between GHK-Cu and GHK basic?
GHK-Cu comes pre-complexed with copper. GHK basic is the copper-free tripeptide, which lets researchers control copper exposure separately.
What purity is GHK-Cu 50mg?
Over 99%, confirmed by HPLC-MS on every batch.
How should GHK-Cu be stored?
Dry powder at −20 °C. After reconstitution, 2–8 °C, used within 28 days.
Is GHK-Cu 50mg for human use?
No. It is sold for laboratory and in-vitro research only. It is not a drug, food or cosmetic and is not for human or veterinary use.
References
Read the published research on GHK-Cu at PubMed (U.S. National Library of Medicine).
For laboratory research use only. Not for human or veterinary use. Not intended to diagnose, treat, cure or prevent any disease. These statements have not been evaluated by the FDA.





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