Product guide · Restricted substance
Nucleon Nutrition N-Acetyl GHK-Cu copper peptide
Peptide product from Nucleon Nutrition, capsules. This guide sets out what the manufacturer states about the composition of Nucleon Nutrition N-Acetyl GHK-Cu copper peptide, what independent research says about its main ingredient, and the safety and regulatory points that apply. It contains substances that are not authorised as food or medicine in the EU. This guide is educational: it does not recommend use and gives no directions for use.
Back to the product- Named ingredients
- 1
- Amounts stated
- None
- Status
- Restricted substance
- Evidence summaries
- 1
Overview
Manufacturer informationNucleon Nutrition N-Acetyl GHK-Cu copper peptide contains GHK-Cu. The strength is not stated in the product data.
Ingredients & composition
Manufacturer information| Ingredient | Amount |
|---|---|
| GHK-Cu | Not stated |
The manufacturer does not state the amount of any ingredient. Without amounts, the research summarised in this guide cannot be related to this product's dose.
Scientific background
Independent researchGHK-Cu (copper tripeptide)
GHK-Cu is a naturally occurring copper complex of the tripeptide glycyl-histidyl-lysine. It is widely used in topical cosmetic products1.
Research evidence
Independent researchGHK-Cu (copper tripeptide)
Laboratory and cosmetic studies report effects on skin repair, collagen and wrinkle appearance with topical use1. There are no controlled trials of injected GHK-Cu in humans.
Evidence limitations
Independent researchThis product does not state all ingredient amounts, so the doses used in research cannot be compared with what one serving provides.
No published study has tested this specific product; the research summarised here concerns the ingredient itself.
GHK-Cu (copper tripeptide)
Much of the research comes from a small group of investigators and from laboratory models1. Results with topical cosmetics cannot be transferred to injectable products. Reviewers describe a "gray market" of unapproved peptides sold directly to consumers outside regulatory oversight, with uncertain purity and safety2.
Safety & potential risks
Independent researchGHK-Cu (copper tripeptide)
Topical cosmetic use is common; the safety of injecting GHK-Cu has not been established2.
Regulatory status
Contains a peptide that is not authorised as food (including food supplements) or as a medicinal product in the EU. No dosing information for human use is provided.
GHK-Cu (copper tripeptide)
GHK-Cu is used as a cosmetic ingredient. As an injectable product it is not an authorised medicine in the EU3.
Scientific references
- 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. PubMed 26236730
- Mendias CL, Awan TM. Safety and efficacy of approved and unapproved peptide therapies for musculoskeletal injuries and athletic performance. Sports Med. 2026;56:1921-1935. PubMed 41966639
- Directive 2001/83/EC on the Community code relating to medicinal products for human use. Official Journal of the European Union. Source
Sources checked against PubMed, Crossref or the official publisher on 2026-11-04. Manufacturer information is taken from the product's own data and has not been independently tested.
The product
Nucleon Nutrition N-Acetyl GHK-Cu copper peptide
€55,90 · Sold out