Since 1998, 4Life Research® has brought you the best quality products available to support your overall health. We are committed to ongoing innovation and scientific discovery, with products to help you lead a healthier life.*
4Life product formulations are developed through research and a commitment to the utmost quality and efficacy.
The company’s in-house Research and Development team includes doctors and scientists who keep 4Life on the cutting edge of scientific advancement. Additionally, our Health Sciences Advisory Board (HSAB) assists in the development of new products and helps further research into 4Life Transfer Factor Science.
4Life Transfer Factor Science encompasses the research, technology, and innovation of products that fortifies your body. 4Life Transfer Factor products are patented, certified, and highly researched.
Recognize: Transfer factors help immune cells quickly identify invading germs.
Respond: Transfer factors help the immune system respond more efficiently after an invader has been identified.
Remember: Transfer factors lend a hand in remembering the specific makeup of each germ your immune system encounters, so your body knows exactly what to do next time.
Our in-house research and development team is comprised of health and wellness experts and PhD recipients working hard to keep 4Life on the cutting edge. We’ve also enlisted the expertise of dozens of physicians and nutrition experts worldwide, all members of the Health Sciences Advisory Board.
David Vollmer, PhDChief Scientific Officer
Dr. Vollmer has enjoyed 20 years of experience in quality control and analytical laboratory management. His expertise includes technical and administrative leadership, stability testing, validation studies for new products, standard operating procedures (SOPs), production records, and product specifications. He received his PhD in Analytical Chemistry from the University of Nebraska and his Bachelor of Science degree in Chemistry from Missouri Western State University. Throughout his career, Dr. Vollmer has authored more than 20 published articles. He is the co-inventor on 12 patents involving the discovery of pharmaceutical drugs used for treating cancer and inflammation.
Brent Vaughan, PhD, RDVice President of Research and Development
Dr. Vaughan is a registered dietitian with nearly 17 years of experience in formulations and research within the dietary supplement industry. He holds a Master’s degree in Food Science and Nutrition from the University of Utah and a doctorate in Public Health and Epidemiology from Walden University in Minneapolis, Minnesota. Dr. Vaughan has been a Formulator and Researcher at 4Life for the past ten years. During this time, he has been instrumental in the development process for many top-selling 4Life products and has worked with distributors throughout the world.
Shane Lefler, MSSenior Director of Product Development
Shane has been at 4Life for more than five years and has played an integral role in designing and reformulating the company’s products. With a Master’s degree in Nutritional Science from the University of Utah, he has been instrumental in furthering our understanding of 4Life Transfer Factor, including its role in strengthening the immune system. Shane provides continual support to other 4Life departments through his work in research and development. Prior to 4Life, Shane worked as a data analyst at a genetics company that evaluated the hereditary risk factors for breast and colon cancer.
Paula Brock, PhD, MSCIDirector of Scientific and Regulatory Affairs
Dr. Brock has 14 years of experience in neuroscience and pharmacology. Her expertise includes teaching and mentoring, mechanism of action, safety and toxicity of biological compounds, analytical pharmacology, molecular biology, and personalized medicine. She received her Bachelor of Science degree in Chemistry, Master of Science degree in Clinical Investigation and PhD in Pharmacology and Toxicology from the University of Utah. Prior to living in the United States, Dr. Brock attended the College of Pharmacy in Brazil. She has contributed to numerous scientific publications, presentations, and lectures. Dr. Brock has received awards from the Howard Hughes Medical Institute, the American Foundation for Pharmaceutical Education, the American Society for Pharmacology and Experimental Therapeutics, and several others.
Robert W. Robertson, Jr., MD
Dr. Robertson is the founding member of the Health Sciences Advisory Board and an active 4Life distributor. Following a lucrative career as the Director of Emergency Services at Western Baptist Hospital in Paducah, Kentucky, Dr. Robertson and his son Rob Robertson, III decided to start a nutritional supplement company. It was while conducting product research for their company that the two discovered the many benefits of transfer factors. Convinced of the importance of 4Life’s mission, they sold their company and became distributors. Dr. Robertson completed his education at the University of Louisville School of Medicine and worked as an intern at the University’s affiliated hospitals.
Duane Townsend, MD, FACOG
Dr. Townsend is a board certified OBGYN, specializing in gynecologic oncology. He was a professor at University of California, Los Angeles, University of Southern California, and University of California, Davis. He has introduced several unique ideas to medicine, including cryosurgery, nurse practitioners, and endometrial ablation. Dr. Townsend has authored numerous chapters in medical textbooks and co-authored nearly 100 articles in peer review journals. He still actively practices medicine, blending alternative methods with the conventional approach. He attributes his incredible health to 4Life Transfer Factor.
Edgar A. Guess, Jr., MD, FACOG
Throughout his career, Dr. Guess has actively participated in pharmaceutical research. His studies soon drew to an intensive study of herbal, natural, and alternative methods of preventative medicine. Dr. Guess attended graduate school at Creighton University in Omaha, Nebraska. Following graduation, he was inducted into the U.S. Army and spent three years stationed at the Walter Reed National Military Medical Center in Washington, D.C. He then attended the Howard University College of Medicine and received his Board Certification from Harvard University. After many years of operating a successful OBGYN practice in Los Angeles, Dr. Guess now serves as a clinical professor at the University of Southern California, Keck School of Medicine where he enjoys consulting with patients and working with students.
Teresa Tomalska, MD
Dr. Tomalska completed her medical training at the Medical Academy of Lublin in Poland. She came to the United States several years ago, intending to only stay for a short visit. Right before leaving, she was introduced to 4Life. Dr. Tomalska decided to stay and devote herself full-time to teaching people about supporting good health. In an effort to further this cause, Dr. Tomalska currently hosts two informative radio shows called “Balsam” and “Toward Health” in Chicago, Illinois, and publishes a monthly newsletter entitled “To Your Health.” She also organizes seminars on topics such as women’s health, cardiovascular health, and health for Polish families.
Said Daibes, PhD
Dr. Daibes graduated from the School of Health Professionals at the University of Missouri with a Radiological and Nuclear Medicine degree. He has served as an Assistant Professor teaching at the undergraduate and graduate level. Dr. Daibes has authored and co-authored over 45 research publications, over 55 scientific abstracts, and one book chapter in applied diagnostic sciences. His research interests include molecular imaging and its applications.
Mei-Ling Siu-Caldera, MD, PhD
Dr. Siu-Caldera is a medical doctor who has done extensive research on the benefits of vitamin D in cancer treatment. She provides nutrition counseling with a focus on weight management, dietary and lifestyle modification, cardiovascular health, and sports nutrition. Dr. Siu-Caldera graduated from the University of San Carlos in Guatemala and received her PhD in Nutrition from the University of Connecticut, Storrs. She has published more than 20 peer-reviewed research papers and contributed articles in newspapers and magazines to increase public awareness on nutrition health.
J. Ty Hopkins, PhD, ATC
Ty Hopkins is currently a professor at Brigham Young University, where he coordinates the graduate programs in athletic training and physical medicine and rehabilitation. Dr. Hopkins graduated from Brigham Young University with a BS in Athletic Training. His graduate work was completed at Indiana State University where he earned an MS in Athletic Training and a PhD in Life Sciences.
The focus of Dr. Hopkins’ research centers on joint health: prevention and rehabilitation of lower extremity joint injury. He has produced over 70 peer review publications and he has presented his work nationally and internationally hundreds of times. He enjoys working with students in the laboratory and regularly uses his work from the laboratory in the classroom.
Dr. Hopkins serves as an editor for the Journal of Athletic Training, and he serves on editorial boards and as a reviewer with many other journals and granting agencies. He is also a Fellow with the National Athletic Trainers’ Association and the American College of Sports Medicine.
Joy Irobi, PhD
Dr. Irobi earned her doctorate in the field of molecular genetics, and spent 17 years as the lead researcher for the internationally renowned University of Antwerp’s Department of Molecular Genetics. Currently, she is a research professor of medicine and life sciences in the Biomedical Research Institute (BIOMED) at Hasselt University in Belgium. Dr. Irobi’s group at Hasselt University focuses on deciphering the neuroprotective biomarkers in exosome or extracellular vesicle signaling in neuro-inflammation. Irobi has produced more than 30 publications and has won numerous awards for her contributions to the field of biomedical sciences.
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