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4Life Transfer Factor® Classic
Our original UltraFactor XF® for safe and proven immune system support*
Single - $39.00 
12 for the price of 10 - $390.00
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Main Features
•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% *1

 

Supports
Primary Support: Immune System, Overall Wellness*

 

 

Key Ingredients
• UltraFactor XF®—A proprietary concentrate of ultra-filtered 4Life Transfer Factor® proteins and other peptides from cow colostrum

 

Product Specifications
Serving Size: Three (3) Capsules
Servings Per Container: 30

 

 

Directions for Use
Take three (3) capsules daily with 8 oz of fluid.