GHK-Cu vs Glow for skin & hair
Short answer: For skin & hair, more users report improvement with GHK-Cu — 87% of 202 reports, versus 70% of 10 for Glow.
GHK-Cu has 0 meta-analyses and 1 randomized trials on PubMed; Glow has 16 and 23.
Based on 496 reports about GHK-Cu and 43 about Glow. Not medical advice.
| GHK-Cu Peptide | Glow Peptide | |
|---|---|---|
| Users say it helped | 62%helped223 reports · high confidence | 68%helped16 reports · few reports |
| Verdict | Mostly positive | Mostly positive |
| Research | CResearch: Limited | AResearch: Strong |
| Meta-analyses / RCTs | 0 / 1 | 16 / 23 |
| Mainly used for | ||
| Skin & hair % reporting improvement | 87% (202) | 70% (10) |
| Recovery % reporting improvement | 96% (27) | 100% (9) |
| Pain & inflammation % reporting improvement | 90% (31) | 100% (5) |
| Weight loss % reporting improvement | 88% (8) | — |
| Mood % reporting improvement | 86% (7) | — |
| Common side effects | injection site, redness, stinging, injection pain | pain at, charley horse, random pumps, injection sting |
| Typical dose reported | Not listed | Not listed |
GHK-CuFull GHK-Cu profile →
What a user said
“Love it. 44 F. Totally helped even out my skin tone (Irish red cheeks), reduced wrinkles on my forehead and neck, thickened my hair which had been thinning, and grew my eye lashes.”
GlowFull Glow profile →
Latest review conclusion
A previous history of fracture confers an increased risk of fracture of substantial importance beyond that explained by BMD. The effect is similar in men and women. Its quantitation on an international basis permits the more accurate use of this risk factor in case finding strategies.
Osteoporos Int, 2023 ↗What a user said
“I've been running the glow stack for about 12 weeks now...Skin is noticeably clearer in the face. Inflammation all around has reduced.”
Related comparisons
Percentages come from first-hand user reports and are not clinical outcomes. Talk to a doctor before starting, stopping or combining anything. How we rate