The Immune System Company

When you feel healthy, you can live your best possible life. To do this, you need a vigilant immune system. That’s why people are making the smart choice with 4Life Transfer Factor products. 4Life offers numerous delivery methods, including capsules, chewable tablets, juice beverages, powders, and topical products.

Leading the way in immune system science*

Recognize. Respond. Remember.

4Life Transfer Factor Science encompasses the research, technology, and innovation of products that educate your immune cells, supporting your immune system’s ability to recognize, respond to, and remember potential threats.

Preferred Customers Save Big

  • Satisfaction Guarantee – 30-day money-back guarantee
  • Save 20% or more! – Enjoy wholesale pricing
  • Loyalty Program Benefits – Start earning product credits and a Bonus Product of the Month through our Loyalty Program
  • Instant Discount – Receive a 25% instant discount on qualifying purchases at checkout
  • Share What You Love – Earn 25% cash back when you share 4Life product with others
Learn More