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4Life Transfer Factor® Classic (12 for 10)
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- Educates the immune system featuring Transfer Factor XF
- In an independent study, increased Natural Killer (NK) cell activity 204% above normal response
- Provides safe and effective support
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.
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.
4Life Transfer Factor RioVida™
4Life Transfer Factor Plus® Advanced Formula
Transfer Factor XF (a proprietary blend of transfer factors and other natural components from cow colostrum)