Free shipping on orders over $150

G1 Peptides

COMPARISON TOOL

Compare peptides

Half-life, dosing, mechanism, status — side by side. Select up to four compounds, or start from a preset.

GHK-Cu
Max 4 peptides
PropertyGHK-Cu
CategoryCosmetic
TypePeptide
MechanismCopper-binding tripeptide; collagen, elastin, and gene-expression signalling
StatusCompounded (Rx)
Dosing range1–2 mg per dose
FrequencyDaily or several times weekly
Half-lifeShort (limited data)
RouteSubcutaneous or topical
Onset4–12 weeks
Studied for
  • Skin & collagen
  • Wound healing
  • Hair support
Key risks
  • Stinging on injection
  • Transient fatigue
StorageRefrigerated (2–8 °C); use within the pharmacy beyond-use date; blue tint is normal
Available at G1Vials: 50 mg, 100 mgPens: GLOW, KLOWShop →
ToolsDosage calculator →

PROPERTY COMPARISON · RADAR

Profile shape

DurationQuick OnsetVersatilityTolerabilityUse CasesStackability
Editorial profile scores (0–10) for orientation — not clinical measurements.

TYPICAL DOSE RANGES

Dose envelope

GHK-Cu1 mg – 2 mg

Typical per-dose range on a logarithmic scale. Your provider sets your dose.

For educational purposes only. Consult a licensed provider before starting any peptide protocol.