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The Immune System Company^®

Leading the way in immune system science for more than 25 years*

Science you can trust

Help your body recognize, respond to, and remember potential health threats with 4Life Transfer Factor^®: an immune system memory molecule that is clinically proven to activate the immune system within two hours!^*1

Check out 4Life peer-reviewed, in-house, and 3rd-party studies, research and patents!

What are transfer factors?

4Life Products

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.

                
Transfer Factor Immune Support
Colostrum based immune system support

Digest4Life
Gut health and immune system support*

Transform
Build muscle, manage your weight, or increase vitality

RioVida
Antioxidant superfruits powered by 4Life Transfer Factor

Targeted
Focused support for your body's needs*

4LifeElements
Unique mineral-based solutions from our earth, for your life

RiteStart
All-in-one daily supplement pack*

äKwä
Flawless, ageless, and effortless skincare

4Life Blog

Happy Holidays! Thanks for all the ways you make the 4Life family special.

This holiday season, we have a special message filled with gratitude and warm wishes for our entire 4Life fami... Continue reading...

PRO-TF Loaded Protein Cake

Treat yourself to a delicious Pro-TF Loaded Protein Cake—ready in just two minutes! With 20g of protein and 4L... Continue reading...

Why is Protein Healthy for You?

Get your protein in! Protein doesn’t only help you bulk up. It helps fuel your body and is essential for your... Continue reading...

Press Releases

12/9/2024

4Life Wins Protein Innovation Award

12/5/2024

Holidays with Tony Finau Foundation

12/4/2024

4Life Names New Chief Legal Officer

11/20/2024

4Life Founder Visits Zurich

Preferred Customers Save Big

Satisfaction Guarantee – 30-day money-back guarantee
Save 20% or more! – Enjoy wholesale pricing
Loyalty Program Benefits – Start earning Bonus Loyalty Points 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

The Immune System Company®