The Science of Collagen Remodeling: What works.

• Platelets release growth factors and cytokines, mobilizing fibroblast cells into the treated zone.
• Fibroblasts synthesize Type III (young) collagen, replacing fragile, damaged dermal fibers.
• Type III collagen cross-links and transforms into dense, resilient Type I collagen, visibly firming the skin matrix.

If your goal is meaningful long-term collagen preservation, the most effective clinical prescription combines:
1. Daily broad-spectrum mineral SPF 50 (preventing metalloproteinase enzymes from breaking down existing collagen).
2. Annual or biannual fractional laser/RF microneedling sessions.
3. Medical-grade topical retinoids applied nightly to sustain fibroblast activity.