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  • TF-Classic-bottle
  • TF Classic
  • Classic Nutrition Facts
  • TF-Classic-5Pack
TF-Classic-bottle TF Classic Classic Nutrition Facts TF-Classic-5Pack
  • TF-Classic-bottle
  • TF Classic
  • Classic Nutrition Facts
  • TF-Classic-5Pack

Transfer Factor Classic

Our original UltraFactor XF® for safe and proven immune system support*

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Product Profile Sheet
Perfil del Producto

Transfer factors are nature’s immune wisdom, helping your body recognize, respond to, and remember potential health threats.*

Immune system support
Recognize

potential health threats.*

Recognize

Transfer factors carry important messages to immune cells and help them quickly identify invading threats.*

Respond

faster to those threats.*

Respond

Transfer factors help speed up the immune system’s response to a potential threat after it’s been identified.*

Remember

how to act when those threats return.*

Remember

Transfer factors lend a hand in remembering the specific makeup of the threats your immune system comes across, so the next time they're encountered, your body knows exactly what they are and how to combat them.*

Research is in our name
Our in-house Research and Development team includes doctors and scientists who keep 4Life on the cutting edge of scientific advancement. Additionally, our Health Sciences Advisory Board (HSAB) assists in the development of new products and helps further research.
Carefully sourced and tested ingredients
4Life invests millions of dollars on state-of-the-art laboratory equipment and operates one of the most advanced analytical labs in the direct selling industry to test raw materials and finished goods.
State-of-the-art manufacturing facilities
4Life manufacturing facilities include cutting-edge packaging, encapsulation, and blending equipment and have received NSF® International Good Manufacturing Practices (GMP) registration.
Rigorous product testing
Prior to distribution, many 4Life products undergo hundreds of tests. Extensive testing ensures the utmost quality throughout a product’s lifecycle.
Patents
4Life’s research and pursuit of patent protection demonstrate the company’s long-term commitment to exclusivity and stability. 4Life holds six U.S. patents and 38 international patents—with dozens more pending.
Guaranteed identity, purity, strength, and composition
4Life product formulations are developed through research and a commitment to the utmost quality and efficacy. The Certified 4Life Transfer Factor® guarantee ensures the identity, purity, strength, and composition of every 4Life Transfer Factor product that you consume.

Research is in our name

Our in-house Research and Development team includes doctors and scientists who keep 4Life on the cutting edge of scientific advancement. Additionally, our Health Sciences Advisory Board (HSAB) assists in the development of new products and helps further research.

Carefully sourced and tested ingredients

4Life invests millions of dollars on state-of-the-art laboratory equipment and operates one of the most advanced analytical labs in the direct selling industry to test raw materials and finished goods.

State-of-the-art manufacturing facilities

4Life manufacturing facilities include cutting-edge packaging, encapsulation, and blending equipment and have received NSF® International Good Manufacturing Practices (GMP) registration.

Rigorous product testing

Prior to distribution, many 4Life products undergo hundreds of tests. Extensive testing ensures the utmost quality throughout a product’s lifecycle.

Patents

4Life’s research and pursuit of patent protection demonstrate the company’s long-term commitment to exclusivity and stability. 4Life holds six U.S. patents and 38 international patents—with dozens more pending.

Guaranteed identity, purity, strength, and composition

4Life product formulations are developed through research and a commitment to the utmost quality and efficacy. The Certified 4Life Transfer Factor® guarantee ensures the identity, purity, strength, and composition of every 4Life Transfer Factor product that you consume.

  • 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.
  • Resources
    4Life Transfer Factor® brochure
    4Life Transfer Factor®: Products for Your Life from 4Life®
    4Life Transfer Factor® marketing cards
  • Here’s what people are saying about this product:
    I am super happy to know about and use 4Life® products.

    Reyna Salinas

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