“4Life Transfer Factor products work together to provide some of the best immune system support currently available. Strength, focus, and coordination all in one place give your immune system its best chance for maintaining health and wellness.”

Brent Vaughan, PhD, RD

4life doctor brett vaughan

“There is no other product in a nutritional substance, nor a drug, that has this kind of power and ability to affect our immune system. With the increase of immune invaders and food contamination, our only hope and defense must lie within our own immune system.”

Darryl See, M.D