Home Meet Dr. Luepnitz Store News & Education Lab Work FAQ Patient Portal Contact. N4H Research Inc. Office of Glen Luepnitz, PhD. Scroll . meet glen luepnitz, ph.d. Your nutritional counselor and founder of n4h research ... N4H Research Inc. 211 West 11th Street, Georgetown, TX, 78626, United States (512) 244-1881 office@n4hresearch.com. Hours ....