Verified ComparisonLast updated: 20 April 2026
Best Peptides for Anti-Aging Research
Anti-aging peptides span skin biology and cellular aging; this overview ranks candidates by research focus and evidence.
GHK-Cu
Skin
4.3/ 5
A−
Epitalon
Longevity
3.4/ 5
B−
Editor's note
GHK-Cu leads in skin aging research; epitalon targets cellular aging pathways.
| Criterion | GHK-Cu | Epitalon |
|---|---|---|
| Skin aging research | Extensive | Limited |
| Cellular aging mechanism | Collagen and tissue repair | Telomerase and cellular |
| Human data | Growing (cosmetic) | Very limited |
| Longevity research category | Skin-focused anti-aging | Cellular aging pathway |
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