GHK-Cu (Copper Peptide)
Your skin makes less of this as you age. Topical application shows real results. Evidence is mixed, so set expectations accordingly.
Verdict
5/10 Mixed
Evidence
Grade B / 100+ Studies
The No-BS Summary
8 things. 60 seconds. Everything you need.
WHAT IT DOES
Your skin makes less of this as you age. Topical application shows real results.
DOES IT WORK?
5/10 Mixed. Well-researched copper peptide for skin health. Topical use has good evidence for wound healing and anti-aging. Systemic use less studied. Stable formulation matters.
HOW MUCH TO TAKE
Follow label
COST
$25-60/month depending on brand and form.
FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
AFTER A FEW WEEKS
Most people notice something by week 2-3.
SAFETY
Safe for most people. No red flags at normal doses.
HOW IT FEELS
Visible skin improvements in weeks with topical use. Firmer, healthier skin.
QUICK ANSWERS
+ 4 more questions
DOSE-RESPONSE CURVE
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