Collagen Extra® Peptan® Sr Marine 50Ml Anti-Ageing Formula With Clinically Proven Collagen Peptides And Hyaluronic Acid 3-Step Skin Regeneration Collagen Peptides: Stimulates Fibroblast Proliferation Boosts Collagen Synthesis Protects Against Oxidative Stress Collagen Extra® Anti-Ageing Formula With Collagen Peptan® Sr Marine. This Formula Features Peptan® Sr Marine Collagen Peptides To Provide The Amino Acids Required For The Correct Functioning Of Skin Cells. It Boosts Fibroblast Proliferation And Favours The Synthesis Of The Major Structural Collagen Molecule Of The Dermis, Thus Preserving Its Structural Organization. Protects Against Free Radicals, Limiting Their Ageing Effects Peptan® Sr Marine Activates Collagen Synthesis By Fibroblasts. It Restores The Three Dimensional Architecture Of The Dermis, Increasing The Volume Of The Tissue Providing It With Cohesion And Tonicity. It Affects The Extracellular Matrix Of The Dermis In Order To Counteract The Loss Of Firmness Which Occurs Over Time, And Eventually Leads To Wrinkles. Peptan® Sr Marine Provides Protection Against Agents Generating Free Radicals.