Raise Your Immune I.Q.®
4Life Transfer Factor Classic has been recognized for years as the best colostrum-based Transfer Factor product for daily immune system support. It contains our original Transfer Factor XF® ingredient for safe and proven immune support.

Primary Benefits
Supports your body’s ability to remember past invasions, promoting efficiency and health within the immune system
• Educates naive immune cells about a present or potential danger in your body along with a plan for action
• Supports the recognition phase of a health threat
• Provides balance to the immune system

What makes this product unique?
Transfer factors are tiny messenger molecules that transmit immunity information from one entity to another, such as between a mother and her breastfeeding infant.
• In an independent study, 4Life Transfer Factor Classic increased the Natural Killer (NK) cell activity 204 percent above normal immune response. Natural Killer cells are on the front lines of your immune system.

Complementary Products
RiteStart®
4Life Transfer Factor RioVida™
4Life Transfer Factor Plus® Advanced Formula