After taking GHK-Cu at the recommended dosage for a couple of months, I honestly didn’t notice any significant difference overall. I didn’t experience any negative side effects or adverse reactions, which was a positive, but I also didn’t see or feel any noticeable improvements. Everyone’s experience may be different, but for me, the results were minimal, and I was left somewhat disappointed after using it consistently for several months.

Third-Party Tested by Verum Analytics
GHK-Cu
Copper Peptide
Third-Party Tested by Verum Analytics

Albert's Verdict
GHK-Cu at ≥99% purity does something elegant — it upregulates over 30 genes associated with tissue remodeling while simultaneously downregulating inflammatory markers. The copper chelation is critical; purity here is non-negotiable.
View COA✓ In stock - Ships same day
Arrives as lyophilized (powder) form
Shipped freeze-dried for maximum stability and shelf life. Reconstitute with bacteriostatic water before use.
Product Description
GHK-Cu (Glycyl-L-Histidyl-L-Lysine Copper Complex) is a naturally occurring copper-binding tripeptide found in human plasma, saliva, and urine. Discovered in 1973, it has been extensively studied for its role in collagen synthesis, stem cell proliferation, and gene expression modulation affecting tissue remodeling.
Molecular Profile:
- Molecular Formula: C₁₄H₂₄CuN₆O₄
- Molecular Weight: 403.93 g/mol
- Sequence: GHK:Cu²⁺ (1:1 complex)
- CAS Number: 49557-75-7
Research Applications:
- Collagen I, III, and elastin synthesis stimulation
- Wound healing and skin remodeling studies
- Anti-aging and dermal regeneration research
- Stem cell and mesenchymal cell differentiation
- Antioxidant and anti-inflammatory effects
- Gene expression modulation (up to 4,000 genes identified)
- Hair follicle enlargement and growth cycle regulation
Quality Standards:
- Purity: ≥99% verified by HPLC
- Third-party tested with COA included
- Lyophilized powder with copper chelation verified
FOR RESEARCH USE ONLY. Not for human consumption.
Technical Specifications
- Molecular Formula
- C14H23CuN6O4
- Molecular Weight
- 403.92 g/mol
- Sequence
- Gly-His-Lys:Cu
Frequently Researched Together
Commonly studied alongside in laboratory settings
Verified reviews — GHK-Cu
4 verified buyers
Easy reconstitution, excellent quality and purity.
Great customer service, great product and speedy delivery!
I was skeptical about ordering online, but product shipped quickly, very well packaged, and the quality seems top tier. Communication was great. Will be using them again for future purchases.
Reviews are submitted by verified buyers via per-order tokenized links. Reviews are evaluated for product-focused content; any review containing therapeutic claims (cured, treats, healed, etc.) may be edited or hidden to maintain compliance with FDA and platform guidelines.
Learn More About This Peptide
Research Use Only: This product is intended for laboratory research purposes only. Not for human consumption.