Beyond Conventional PRP: A Rationale for Bioengineered, Growth-Factor-Defined Platelet Mimetics in Alopecia—The Precision Re-Engineered Efficacy Optimization Framework

This commentary discusses the limitations of autologous platelet-rich plasma (PRP) in treating alopecia due to variability in outcomes caused by differences in procedures and biological factors. It proposes a shift towards growth-factor-based platelet mimetic formulations with defined concentrations to improve dosing consistency and clinical evaluation. These formulations aim to standardize potency and performance, offering more reliable results than traditional PRP. However, they should be seen as controlled reconstructions of PRP signals, not exact replicas. Their success will rely on thorough formulation characterization and rigorous clinical testing to confirm safety and effectiveness.