PPeptide Bible

Peptide entry

GHK-Cu

Research peptidePeptide
Skin & HairHealing

Quick facts

Category
Skin & Hair, Healing
Primary goal
Injury Healing
Dose pattern
Daily
Treatment style
Fixed-dose or range
Status
Research peptide
Vial formats
50 mg; 100 mg

Evidence / context

Evidence: Limited. Often used for skin, hair, and recovery-oriented protocols.

Available vial formats

GHK-Cu

50 mg
Mix 3.0 mLConcentration 16.67 mg/mL

Dosing

  • Conservative 1-2 mg once daily (6-12 units per injection)
  • Standard 2-3 mg once daily (12-18 units per injection)
  • Aggressive 4-5 mg once daily short-term only (24-30 units per injection)
Cycle length12-24 weeks, then reassess
TimingMorning or early afternoon; inject slowly and rotate sites.Avoid late dosing if it causes discomfort or sleep disruption.

GHK-Cu

100 mg
Mix 3.0 mLConcentration 33.33 mg/mL

Dosing

  • Conservative 1-2 mg once daily (3-6 units per injection)
  • Standard 2-3 mg once daily (6-9 units per injection)
  • Aggressive 4-5 mg once daily short-term only (12-15 units per injection)
Cycle length12-24 weeks, then reassess
TimingMorning or early afternoon; inject slowly and rotate sites.Avoid late dosing if it causes discomfort or sleep disruption.

Reconstitution

  1. Swab vial tops with alcohol
  2. Draw 3.0 mL bacteriostatic water
  3. Inject slowly down vial wall (don't blast powder)
  4. Gently swirl - do not shake
  5. Rest 5-10 min to dissolve
  6. Refrigerate 2-8 C

Support / expected effects

Side effects / tolerability

Practical tips

Storage

Refrigerated: ~45-60 days.

Notes / compatibility

Compatibility

Rule: only mix water-based peptides sharing the same diluent and timing intent. If unsure, keep separate.

FAQ

What is GHK-Cu explored for?

Collagen/skin remodeling support (reported). Wound-healing signaling support (reported). May support tissue repair over time.

How is GHK-Cu reconstituted?

1) Swab vial tops with alcohol 2) Draw 3.0 mL bacteriostatic water 3) Inject slowly down vial wall (don't blast powder) 4) Gently swirl - do not shake 5) Rest 5-10 min to dissolve 6) Refrigerate 2-8 C

What is a typical cycle length for GHK-Cu?

12-24 weeks, then reassess

How are doses measured in syringe units here?

Units mean U-100 insulin-syringe gradations (1 mL = 100 units), not International Units. Use the calculator only when the vial concentration and injection volume are known.

Related references

Related peptides

BPC-157BPC-157 / TB500 BlendGLOWTB-500 (TB4)TB-500 Frag

Categories

Skin & HairHealing

Goal guides

Injury Healing

Useful guides and tools

Reconstitution BasicsPeptide Cycle GuideU-100 Syringe Units ExplainedPeptide calculator
Calculate the exact draw for GHK-CuPreloads the relevant vial format or fixed-ratio blend cycle.
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