Are AHK-Cu and GHK-Cu in the same research category?

Yes. Both are catalogued under cosmetic & cellular research, and they share research areas including Comparative copper peptide assays and Keratinocyte culture models. Shared categorisation is not a statement that they behave the same way or that one can replace the other.

Do AHK-Cu and GHK-Cu need the same storage conditions?

Both are specified at 2–8 °C (lyophilized, sealed) in sealed lyophilized or supplied form, so a single storage location covers both. Always follow the condition printed on the vial label and the published COA for the lot you received.

Which does VaultLabs stock, AHK-Cu or GHK-Cu?

Both. AHK-Cu is listed as 2 catalog skus and GHK-Cu as 4 catalog skus, each dispatched from the UAE with lot details you can check through batch verification before ordering.

Can AHK-Cu be substituted for GHK-Cu in an experiment?

No substitution guidance is provided. Material selection belongs to the validated protocol of the receiving laboratory, which should be based on published specifications and the COA for the specific lot. VaultLabs supplies reference materials and documentation only.

Does this comparison include human outcome data?

No. It describes catalog specifications, supplied form, storage requirements and published research categories. VaultLabs does not provide medical, dosing or human-use information for any compound.

Compound comparison

AHK-Cu vs GHK-Cu

AHK-Cu and GHK-Cu are both catalogued under cosmetic & cellular research, which is why laboratories often weigh one against the other. This page compares their published specifications, supplied form, storage requirements and VaultLabs catalog status side by side. Specifications and research context only — no dosing, protocol or human-use guidance.

Research use only. For in vitro research use only. Not for human or animal consumption. Not for human consumption, medical use, or personal application.

Attribute	AHK-Cu	GHK-Cu
Category	Cosmetic & cellular research	Cosmetic & cellular research
Compound type	Copper-binding tripeptide variant	Copper-binding tripeptide
Sequence	Ala-His-Lys (copper complex)	Gly-His-Lys (copper complex)
Molecular formula	Not published	C₁₄H₂₂CuN₆O₄
CAS number (literature)	174699-09-3 (literature)	Not published
Supplied form	Lyophilized powder	Lyophilized vials or raw powder
Appearance	White to off-white lyophilized material	Blue-green copper complex (vial cake or raw powder)
Storage temperature	2–8 °C (lyophilized, sealed)	2–8 °C (lyophilized, sealed)
Primary research area	Comparative copper peptide assays	Extracellular matrix remodeling
Also referenced as	Alanine-substituted copper peptide, AHK copper complex	Copper peptide GHK, Tripeptide-1 copper, GHK copper complex
Batch verification	Lot lookup available	Lot lookup available
VaultLabs catalog	2 catalog SKUs	4 catalog SKUs

Shared research areas

Comparative copper peptide assays
Keratinocyte culture models

Key differences

Material type differs — AHK-Cu is supplied as copper-binding tripeptide variant, GHK-Cu as copper-binding tripeptide.
Presentation differs — Lyophilized powder vs Lyophilized vials or raw powder.
Primary literature focus — Comparative copper peptide assays vs Extracellular matrix remodeling.

Storage comparison

Both are stored at 2–8 °C (lyophilized, sealed), so they can share the same cold-chain and inventory conditions. AHK-Cu: 2–8 °C sealed lyophilized storage. GHK-Cu: Store sealed lyophilized vials or raw-powder units at 2–8 °C, protected from light and humidity.

FAQ

Catalog availability

Presentations VaultLabs currently lists, dispatched from the UAE. Check the lot against batch verification before ordering.

AHK-Cu

GHK-Cu

AHK-Cu overview GHK-Cu overview All comparisons