4Life Transfer Factor

TAKING TRANSFER FACTOR TO THE WORLD! Every day, in every way, 4Life is Together, Building People through science, success, and service.

ABOUT US:
In 1998, 4Life Founders David and Bianca Lisonbee launched the company’s flagship immune system support product, 4Life Transfer Factor®. As the first network marketing company to do so, 4Life’s leading group of doctors, scientists, and researchers continue to advance immune system science with innovations in product formulation, production standards, delivery methods, and more. Today, pe  ...