GHK-Cu vs NAD+: Copper Peptide vs NAD+ for Anti-Aging
Verdict Summary
GHK-Cu primarily targets tissue repair, collagen synthesis, and skin anti-aging. NAD+ precursors address cellular energy, DNA repair, and systemic aging. They are complementary rather than competitive.
Medical Disclaimer: This comparison is for educational purposes only. Consult a healthcare provider before starting any peptide protocol. Full disclaimer →
At a Glance
| Dimension | GHK-Cu | NAD+ |
|---|---|---|
| Primary Target | Skin, tissue repair, collagen | Cellular energy, DNA repair, sirtuins |
| Administration | Topical or subcutaneous injection | Oral (NMN/NR) or IV |
| Evidence | Strong for skin; moderate systemic | Moderate human (NMN/NR) |
GHK-Cu Deep Dive
GHK-Cu has extensive evidence for skin anti-aging, wound healing, and collagen synthesis. It also has broader systemic effects including anti-inflammatory and gene expression modulation, but skin applications are best supported.
How to Choose
Choose GHK-Cu if…
- •Skin anti-aging and collagen are primary goals
- •Topical application is preferred
- •Wound healing or tissue repair is needed
Choose NAD+ if…
- •Systemic anti-aging and cellular energy are priorities
- •Oral supplementation is preferred
- •You want the most extensively studied longevity intervention
Consider Both If…
GHK-Cu (topical for skin) + NAD+ precursors (oral for systemic aging) is a common combination addressing both visible and cellular aging.
Frequently Asked Questions
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