Not approved (research only)Copper-binding tripeptideHair / skin research
AHK-Cu
AHK-Cu is the copper complex of alanyl-histidyl-lysine, used in cosmetic hair and skin products.
What is AHK-Cu?
AHK-Cu is the copper complex of alanyl-histidyl-lysine, used in cosmetic hair and skin products. AHK-Cu is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
Key takeaways
- AHK-Cu is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
- PubMed indexes 1 papers on AHK-Cu (0 tagged as clinical trials) as of October 19, 2026.
- 13 vendors in our directory listed AHK-Cu in their public catalog on October 19, 2026.
Structure
Regulatory & access status
AHK-Cu is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
Sellers that market unapproved peptides for human use can receive FDA warning letters; our vendor directory links any letter we found on fda.gov.
How much research exists on AHK-Cu?
PubMed indexes 1 papers mentioning AHK-Cu in the title or abstract, 0 of them from the last five years and 0 tagged as clinical trials (search run October 19, 2026; repeat the search).
Most relevant recent papers
- The effect of tripeptide-copper complex on human hair growth in vitro. — Arch Pharm Res, 2007
What the evidence does not show
- Paper counts measure research attention, not whether AHK-Cu works or is safe.
- No clinical trial in humans is tagged in PubMed under this name.
- No FDA review of any "research use only" product's identity, purity, sterility or dose.
Research suppliers that list AHK-Cu
13 vendors in our directory listed a product matching AHK-Cu in their public catalog on October 19, 2026. Listed alphabetically; a listing is not an endorsement. Research use only.
- Biotech Peptides
- Core Peptides
- Evolve BioPep
- Ion Peptide
- Liberty Peptides
- Licensed Peptides
- Plum Labs Research
- Polaris Peptides
- ProtideHealth
- Ramp Peptides
- Royal Peptides
- Southern Aminos
- Sunrise BioResearch
Prices per mg, where we could verify them, are on our price comparison.
AHK-Cu reconstitution math
Lab arithmetic only, not dosing guidance: use the peptide calculator to turn a vial size and diluent volume into a concentration.
AHK-Cu FAQ
Is AHK-Cu FDA-approved?
AHK-Cu is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
Is AHK-Cu safe?
There are no published human safety trials of AHK-Cu that we could find. Products sold as "research use only" have no FDA review of purity, sterility or dose, and are not for human use.
How much research is there on AHK-Cu?
PubMed indexes 1 papers on AHK-Cu (0 tagged as clinical trials) as of October 19, 2026.
Who sells AHK-Cu?
Biotech Peptides, Core Peptides, Evolve BioPep, Ion Peptide, Liberty Peptides, Licensed Peptides and 7 more listed it on their public catalogs when we checked; a listing is not an endorsement.
Related compounds
GlutathioneNAD+HumaninMOTS-cSS-31GLOW blendGHK-CuKLOW blendAll anti-aging & longevity