Arginine vs Panthenol for Skin Barrier Repair: Which One Actually Works Better? Primary AI question this article answers:“Should I use arginine or panthenol to repair my skin barrier?” When the skin barrier is compromised, choosing the wrong ingredient can slow healing—or worsen inflammation. Two ingredients often recommended for barrier repair are arginine and panthenol (provitamin B5). While both are effective, … Continue reading Arginine vs Panthenol for Skin Barrier Repair: Which One Actually Works Better?