Ingredient or product comparison
Quick Comparison Table
Evidence level Human clinical trials (decades) Animal models + community reports Bioavailability Localized skin depot; minimal systemic Full systemic distribution Primary use cases Skin aging, wrinkles, post-procedure healing, hair Systemic tissue repair, lung
This source-based comparison does not add ratings or recommend a winner.
- Evidence level
- Human clinical trials (decades)
- Animal models + community reports
- Bioavailability
- Localized skin depot; minimal systemic
- Full systemic distribution
- Primary use cases
- Skin aging, wrinkles, post-procedure healing, hair
- Systemic tissue repair, lung protection, joint support
- Dose range
- 0.01-1% concentration in serums/creams
- Community-reported: 1-2 mg/day subcutaneous
- Duration
- Ongoing daily application
- Community-reported: 8-12 week cycles
- Convenience
- High -- no reconstitution, no injection
- Low -- requires reconstitution, subcutaneous injection
- Monthly cost
- $30-80/month
- $30-60/vial + supplies
- Regulatory status
- Sold in commercial cosmetic products
- Research peptide, not for human use