Classic for more than 20 years! Get time-tested, scientifically researched immune support with 4Life’s original immune health supplement: 4Life Transfer Factor® Classic. 4Life Transfer Factor Classic helps your immunity recognize, respond to and remember potential health threats. It contains 4Life Transfer Factor® (immune support messenger molecules) from cow colostrum to help educate immune cells. Our classic formula has been shown to bolster Natural Killer (NK) cell activity in the presence of a health threat.† Take three (3) capsules daily to educate your immune health.*
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