4Life's commitment to transfer factor research and optimal immune system function has propelled our scientific team along a legacy of discovery that has progressively raised the standards for modern - day immune system supplementation.
With an in-house research team and Health Science Advisory Board, you are assured that 4Life Transfer Factor products are backed up by science.
4Life Transfer Factor is patented and supported by over 3,500 clinical studies.
4Life Transfer Factor is featured in the Physician's Desk Reference (PDR) since 2003
4Life Transfer Factor is listed in the highly-regarded COLOGNE LIST by German Sports University
Today, 4Life's family of Transferceutical products provide an unparalleled source of immune system support for people around the world.
DOCTORS TESTIMONIALS IN ENGLISH LANGUAGE
AMERICAN MEDICAL REVIEW ON 4LIFE TRANSFER FACTOR