Located a five-minute walk from Apgujeong Rodeo Station in Seoul, Once Clinic approaches health issues from the root, using functional medicine as its foundation. We aim to provide a healing space where you can take care of your health before it becomes painful, restoring not only your body but also your mind. Beyond simple treatment, we strive to be your primary care physician who transforms the rhythm of your life. At Once Clinic, we aim to restore the essence of health by restoring the function of cells, the smallest units that make up the body.