OSK reprogramming is a transformative technique in regenerative medicine that allows the conversion of adult cells into induced pluripotent stem cells (iPSCs) by introducing three key transcription factors: Oct4, Sox2, and Klf4. This groundbreaking approach not only circumvents the ethical issues associated with the use of embryonic stem cells but also opens up unprecedented opportunities for patient-specific therapies, disease modeling, and drug discovery. By harnessing the power of cellular plasticity, OSK reprogramming holds the promise of revolutionizing the way we understand and treat a wide range of diseases, offering a pathway to personalized medicine and regenerative health solutions.