Skin Firmness Improved with Peptides: How Long Did It Take?
https://wiki-tonic.win/index.php/Peptide_Therapy_for_52_Year_Old_Worth_the_Investment:_Evidence_and_Insights
Peptide Firmness Timeline: What Science and Experience Say About Seeing Results As of March 2024, studies suggest that roughly 60% of people using peptide products for skin firmness don't see noticeable changes before 8 weeks