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GHK

Gly-His-Lys tripeptide, non-copper form. Wound and skin research.

Route
TOPICAL
Typical dose range
1 mg to 3 mg
Frequency
daily
Half-life
2 hours
Cycle on / off (days)
30 / ?
Evidence grade
B

Reconstitution math

Open the pre-filled GHK reconstitution calculator to compute syringe units per dose.

Reported Side Effects of GHK

Effects below are summarised from peer-reviewed literature or regulatory labeling where it exists. Not medical advice. Individual responses vary.

  • Mild injection-site tenderness PubMed
  • Transient headache reported in early dosing days PubMed
  • Sleep-pattern changes during the pulse window PubMed

Compare GHK

How GHK stacks up against the peers most users consider.