AHK-Cu
Also known as: AHK Copper Peptide
AHK-Cu is a copper-binding tripeptide (Ala-His-Lys-Cu) structurally related to GHK-Cu, studied in dermatological research for its role in extracellular matrix remodeling and hair follicle signaling.
Who's worth your money for AHK-Cu
Every current seller, ranked by independent evidence — Merit Score, latest COA purity, and live $/mg (size-normalized). Prices refresh daily. Rankings are never paid.
Top Merit pick
Highest Merit Score (89) of 3 scored sellers
$50.00 · 100mg · 99.7% purity
Best value
Lowest $/mg among scored sellers
$250 · 1000mg · 99.7% purity
Average price
$0.57/mg
Sellers
24
45-day trend
+20.3%
14 of 24 sellers have a current price· 5 stale hidden· 6 unverified hidden
Top Merit pick
🇺🇸 Peptide Plugs89✓ verified at source · 23h ago
$0.50/mg -11.6% vs avg$50.00
100mg
- 🇺🇸 Peptidology89
✓ verified at source · 23h ago
$1.20/mg +112.3% vs avg$120
100mg
no purity - Peptide Supply Co.83
via Disclosed Labs · 23h ago
$0.25/mg -55.8% vs avg$250
1000mg
Prices observed from public storefronts (last 24h), normalized to $/mg. "Evidence" is Merit's 0–100 Merit Score, derived only from observable verification evidence (methodology on /about); "Purity" is the latest independent COA. Some buy links are affiliate links — Merit may earn a commission at no extra cost to you, and where a vendor offers one, the code shown gets you a discount at their checkout. Affiliate status never affects price data, ranking, or the Merit Score (full policy on /disclosure). Research use only.
Watch AHK-Cu
Get one email when the market actually moves — no newsletter, no noise.
About AHK-Cu
CAS
682809-81-0
Molecular formula
C15H24ClCuN6O4
Sequence
AHK
Typical dose range
0.01–0.1% topical solution (100–1000 mcg/mL); injectable research use 0.1–1.0 mg/mL subcutaneous
Half-life
~4–6 hours (dermal tissue; no formal human PK study published)
COAs for AHK-Cu
19 third-party tests across 6 vendors. Each card links to the full report.
For
AHK-Cu
by Peptide Plugs· batch 155-01-DK
For
AHK-Cu 100mg
by Ion Peptide· batch AHK100-06242026
For
AHK-Cu 50mg
by Ion Peptide· batch AHK50-06242026
For
AHK-CU (RAW)
by Ion Peptide· batch AHKRAW-06242026
For
AHK-Cu
by Ion Peptide· batch AHK100-06242026
For
AHK-Cu
by Ion Peptide· batch AHK50-06242026
For
AHK-Cu
by Ion Peptide· batch AHKRAW-06242026
For
AHK-Cu
by Mile High Compounds· batch AHK-100-MH-01
For
AHK-Cu
by Peptide Supply Co.· batch AHK100031026
For
AHK-Cu
by Ion Peptide
For
AHK-Cu
by Ion Peptide
For
AHK-Cu
by Ion Peptide· batch NA
For
AHK-Cu
by Ruo Bio· batch RUOABV5Y94CK
For
AHK-Cu
by Ion Peptide
For
AHK-Cu
by Ion Peptide· batch AHK-112526
For
AHK-Cu
by Ion Peptide· batch AHK-112526
For
AHK-Cu
by Skye Peptides· batch AHKT25-1000-001
For
AHK-Cu
by NG Peptide· batch AHK01
Purity not on file
For
AHK-Cu
by Ruo Bio
5 citations indexed for AHK-Cu
review · 2026
Overview of Short Peptides for Hair Loss
Hair serves essential functions, including mechanical sensing, head protection, and body temperature regulation, while also playing a significant role in human aesthetics.
in-vitro · 2022
Regenerative Activities of ROS-Modulating Trace Metals in Subcutaneously Implanted Biodegradable Cryogel
Divalent trace metals (TM), especially copper (Cu), cobalt (Co) and zinc (Zn), are recognized as essential microelements for tissue homeostasis and regeneration.
review · 2021
Topical and nutricosmetic products for healthy hair and dermal antiaging using "dual-acting" (2 for 1) plant-based peptides, hormones, and cannabinoids
One of the side effects of oral antiaging retinoids is increased hair shedding. Retinoids promote the expression of TGF-β2 from fibroblasts, which stimulate collagen expression but silences keratinocytes.
Study · 2020
QR678 & QR678 Neo Hair Growth Formulations: A Cellular Toxicity & Animal Efficacy Study
Current treatment modalities are limited in their approach and success for hair loss. QR 678 & QR 678 Neo are new formulations, consisting of a combination of growth factors and peptides.
Study · 2007
The effect of tripeptide-copper complex on human hair growth in vitro
The tripeptide-copper complex, described as a growth factor for various kinds of differentiated cells, stimulates the proliferation of dermal fibroblasts and elevates the production of vascular endothelial growth factor, but decreased the secretion of transforming growth factor-beta1 by dermal fibroblasts.