4Life Transfer Factor Classic 4 Pack

$235.00 $130.00

4Life's original immune system support supplement* Our original UltraFactor XF® for safe and proven immune system support* Supports the immune system’s natural ability to recognize, respond to, and remember potential threats*Boosts natural killer (NK) cell activity by up to 204% *

Main Features

• Educates, enhances, and balances the immune system with the exclusive Tri-Factor Formula
• Boosts natural killer cell activity by up to 283%*1
• Contains UltraFactor XF®, OvoFactor®, and NanoFactor® extract for the highest amount of 4Life Transfer Factor® per serving–600 milligrams*
• Contains certified 4Life Transfer Factor® to Raise Your Immune I.Q.®*


Primary Support: Immune System, Overall Wellness*