Educates, enhances, and balances the immune system with the exclusive Tri-Factor Formula;Boosts Natural Killer cell activity a proven 437%;Includes CordyvantTM, a proprietary blend of ingredients such as maitake mushrooms, shiitake mushrooms, cordyceps, and beta-glucan

• 2 Pack - 4Life Transfer Factor Plus - 2 Pack

2 Pack - 4Life Transfer Factor Plus - 2 Pack4Life