…Together, building people
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4Life is recognized as the world leader in Transfer Factor immune support research and manufacturing.
After incorporating 4Life Research™ in 1997, Founder and CEO David Lisonbee, along with his wife and Co-Founder, Bianca Lisonbee, dedicated themselves to enhancing people’s lives through science, success and service. In just nine years, 4Life Research has grown to pursue its mission in now 50 countries around the world.
Since 2001, 4Life products have appeared in every publication of the Non-Prescription Drugs and Dietary Supplements Physician’s Desk Reference (PDR). In 2002, 4Life Transfer Factor® was featured in the publicly televised American Medical Review (AMR). In 2003, Inc. 500 Magazine named 4Life the 15th fastest growing privately held company in the United States.
To date, 4Life’s “patent philosophy” accounts for two issued patents and more than 20 patents pending; tens of thousands of people around the world recognize 4Life Transfer Factor as the finest immune support product anywhere.
In 2006 David Lisonbee received the prestigious I.N. Blokhina Award for “excellence in biotechnology.” TotalHealth magazine placed Lisonbee and 4Life® at the “forefront of immune research for more than 12 years.”
Foundation 4Life is committed to serving people, families and communities where 4Life conducts business.
Learn more about 4Life Research here.


