What happens when a level-one trauma night shift meets a clean beauty lab? We sit down with clinical scientist and founder Diana Santiago to trace a remarkable path from calibrating analyzers to crafting high‑pigment, vegan, cruelty‑free lip color built for nurses, techs, and anyone chasing endurance over a double shift. This is a story about performance under pressure—on the unit and on your lips—and why affordable, ethical makeup can make a real difference in the chaos of care. Diana share...