Unlike many holistic systems that require a practitioner, Su Jok puts healing literally in your own hands. You don't need needles, you don't need to undress, and you can treat yourself while watching TV, sitting at a desk, or traveling. The World Health Organization has recognized similar microsystem therapies, and millions worldwide use Su Jok for first-line pain relief.

Prof. Park developed the , which suggests that health is maintained by a balance of energy (Yin and Yang). When an organ or body part becomes ill, it sends a distress signal to a corresponding "pain point" on the hand or foot.