Bioalmanac
GHK-Cu
Copper peptide · Copper tripeptide-1 · Gly-His-Lys copper
A naturally occurring copper-binding tripeptide with a long history in topical skincare research. Injected use is not what the research studied.
Storage
- Freeze-dried powder
- Refrigerated at 2–8 °C, protected from light.
- After mixing
- Refrigerated at 2–8 °C. The solution is characteristically blue; that colour is expected and is not a fault.
- Long-term, frozen
- Unopened powder is stable at −20 °C or colder.
Reconstitution — 50 mg vial, 1250 mcg dose
On a 1 mL U-100 syringe. Check every figure against your own vial before drawing.
| Water added | Concentration | Volume to draw | Units | Doses per vial |
|---|---|---|---|---|
| 1 mL | 50 mg/mL | 0.025 mL | 2.5 units | 40 |
| 2 mL | 25 mg/mL | 0.05 mL | 5 units | 40 |
| 3 mL | 16.667 mg/mL | 0.075 mL | 7.5 units | 40 |
| 5 mL | 10 mg/mL | 0.125 mL | 12.5 units | 40 |
Dose ranges reported in sources
Descriptions of what sources report, not recommendations.
| Goal | Range | Frequency | Source |
|---|---|---|---|
| Commonly described injected dose | 1000–2000 mcg | Once daily | Community practice |
| As delivered within a GLOW or KLOW blend | 1250–2000 mcg | Once daily | Community practice |
When to stop
- Signs of infection at an injection site: spreading redness, warmth, swelling, pus, or fever.
- Any allergic response: rash, hives, facial swelling, or difficulty breathing. Seek urgent care.
- Persistent nausea, abdominal pain or fatigue, which are among the features of copper excess.
- Injection site reactions that intensify with each dose.
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