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peptide comparison · metabolic × skin & hair

Cagrilintide vs GHK-Cu

Two compounds, mechanism by mechanism. Where they overlap, where they don't, and which vendors stock each.

§ 01

Mechanism

cagrilintide

Cagrilintide

AM833long-acting amylin analog

Synthetic long-acting amylin analog. Activates amylin and calcitonin receptors. Studied in combination with semaglutide as CagriSema in Phase 3 obesity trials.

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vs
ghk-cu

GHK-Cu

Copper peptideGlycyl-L-histidyl-L-lysine-Cu

Naturally occurring copper-binding tripeptide. Well-documented in dermatology literature for collagen synthesis and wound healing.

Full guide →
§ 02

Key facts

factCagrilintideGHK-Cu
category
·metabolicskin & hair·
half-life
·~7 days—·
research dosing
·Research literature cites 0.16–4.5 mg weekly subcutaneous in dose-escalation studies.Topical at 0.05–0.2% concentration; subcutaneous research uses 1–2 mg.·
trending
search demand
○55/10072/100●
vendors stocking
○01●
aliases
·AM833 · long-acting amylin analogCopper peptide · Glycyl-L-histidyl-L-lysine-Cu·
§ 03

Use-case overlap

only cagrilintide
  • weight management research
  • amylin-analog studies
  • GLP-1 combination protocols
both

none

only ghk-cu
  • skin regeneration
  • hair growth
  • anti-aging
§ 04

Where to buy

cagrilintide
Cagrilintide
0 verified vendors
See all vendors →
ghk-cu
GHK-Cu
1 verified vendor
Particle Peptides
See all vendors →
§ 05

Sources

  1. [01]Cagrilintide and semaglutide combination — The Lancet· Cagrilintide
  2. [02]Novo Nordisk CagriSema Phase 3 program· Cagrilintide
  3. [03]GHK Peptide as a Natural Modulator· GHK-Cu
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