Does Collagen Help With Skin Photoaging?
Injectable recombinant type III collagen improved skin satisfaction, fine lines, and firmness over 12 weeks.
Weak EvidenceEvidence Summary
Injectable recombinant type III collagen improved skin satisfaction, fine lines, and firmness over 12 weeks.
Effective Dose
2 mg/mL intradermal injection
Supporting Studies
Every PMID below is a real paper indexed in PubMed. Click any to read the abstract or full text. These are the specific studies HypeCheck cited to support this claim — verify the chain yourself.