Dr. John Lieurance is a Chiropractic Neurologist and Naturopath with over 25 years of experience in integrated private practice. As a recognised leader in alternative and regenerative medicine, he specialises in treating complex neurological conditions and chronic infections.

Armed with an extensive educational background from St. Luke’s Medical School, Parker College of Chiropractic, and New York State College, he treats patients at Advanced Rejuvenation alongside a multi-disciplinary medical team. Beyond his clinical work, he is the Chief Scientific Officer of MitoZen, developing advanced delivery systems, such as targeted nasal sprays and liposomal preparations—for both alternative practitioners and high-performing biohackers. He also serves as the director of the Functional Cranial Release Research Institute and shares his expertise internationally, with features on top platforms like the Ben Greenfield Fitness podcast and the Pain Revealed documentary.

Having successfully treated his own Chronic Lyme disease and CIRS, Dr. Lieurance brings a deeply personal perspective to his practice. He operates on the philosophy that toxins and hidden infections are the root cause of many autoimmune and neurodegenerative conditions, utilising cutting-edge treatments like 10-pass hyperbaric ozone, LumoMed, and cranial rhythm therapies to achieve profound clinical outcomes.