4Life Transfer Factor® (immune system messenger molecules) from cow colostrum helps educate immune system cells. Our classic formula has been shown to bolster Natural Killer (NK) cell activity in the presence of a health threat.† 4Life Transfer Factor Classic Powder provides a convenient way to get your daily serving of 4Life Transfer Factor and advanced immune system support.*
Get immune system support from 4Life Transfer Factor®—nature’s original way to bolster the immune system! You’ve seen it in capsules; now try 4Life Transfer Factor Classic in a convenient powder with a mild cream flavor. It’s never been easier to add immune system support to your favorite food or beverage. One canister of the powder is equal to two bottles of 4Life Transfer Factor Classic—a two-month supply.