Ingredient or product comparison
GHK-Cu Wound Healing Complete Guide 2026: Application Comparison
The following table compares topical versus systemic GHK-Cu administration for different wound types based on published clinical data. Superficial abrasion Effective. Apply twice daily for 7–14 days Not indicated 4–6 days Topical sufficient; systemic adds no b
This source-based comparison does not add ratings or recommend a winner.
- The following table compares topical versus systemic GHK-Cu administration for different wound types based on published clinical data.
- Superficial abrasion
- Effective. Apply twice daily for 7–14 days
- Not indicated
- 4–6 days
- Topical sufficient; systemic adds no benefit
- Surgical incision
- Effective. Apply post-suture removal
- Indicated if dehiscence occurs
- 10–14 days
- Topical preferred unless deep tissue involved
- Diabetic foot ulcer
- Limited. Poor penetration to wound base
- Highly effective. Inject peri-wound every 3 days
- 21–28 days
- Systemic required; topical alone insufficient
- Second-degree burn
- Effective. Apply after debridement
- Not indicated unless >20% TBSA
- 12–18 days
- Topical preferred; systemic only for extensive burns
- Chronic venous ulcer
- Moderately effective. Combine with compression
- Effective. Inject peri-ulcer margin
- 28–35 days
- Systemic shows better closure rates in trials