Dr. Ross Kopelman on Instagram: "Is PP405 the Miracle Hair Loss Drug We’ve Been Waiting For? Everyone’s talking about PP405, the new investigational hair loss treatment that’s creating serious buzz on social media—and for good reason. Developed at UCLA, PP405 is a topical MPC (mitochondrial pyruvate carrier) inhibitor that works by reawakening dormant hair follicle stem cells. It’s not just hype—early clinical trial data shows statistically significant activation of Ki67, a key marker for stem c