The Serum that preserves collagen. Clinically Proven. Powered By Peptides. The Peptide Serum features a curated selection of next-gen, bio-tech peptides that deliver targeted, high-performance results deep within the skin. PROTECTS UP TO 90% OF ELASTIN AND 63% OF COLLAGEN* TO VISIBLY SLOW SKIN AGING. *Proven efficacy based on ex vivo studies conducted on THE PEPTIDE SERUM. Results reflect controlled laboratory conditions and may not directly correspond to in vivo settings. | Dr. Barbara Sturm Peptide Serum, 30 ml | Dermstore