From PDRN Serum to Centella Toner Pads: A Research-Based Guide to Popular Skin-Care Ingredients
PDRN and Centella in Skincare: What Scientific Research Can—and Cannot—Tell Us About Their Skin BenefitsFrom PDRN serums to Centella toner pads, science-focused skincare has become increasingly popular, yet understanding what research actually demonstrates requires looking beyond product adv