US 2026 TF Max October

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4Life: The Immune System Company^®

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

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Nutritional support designed to help you thrive at every stage of your wellness journey.

Immune Support

Digestive Health

General Wellness

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The Science of Transfer Factor

The technology at the core of 4Life, Transfer Factor delivers targeted immune support through naturally sourced ingredients backed by decades of research and innovation.

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Over 30,000 5-Star Product Reviews

Thousands of customers. Thousands of success stories. One trusted wellness brand.

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From targeted immune support to daily nutrition, explore the products that showcase the power of 4Life Transfer Factor technology.

Transfer Factor Max

Transfer Factor Max

Maximum Immune System Support with 4Life Transfer Factor

RioVida Stix

RioVida Stix

Immune system and antioxidant benefits in single-serving powder packs*

Super Greens

Super Greens

Nutrient-dense plant-based nutrition and immune support*

Cardio

Cardio

Support for a healthy heart and cardiovascular system*

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Preferred Customer Benefits

Shop with Confidence — Enjoy a 30-day money-back satisfaction guarantee.
Exclusive Preferred Pricing — Save 20% or more with preferred customer pricing.
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Share What You Love — Earn up to 25% in credit on referral purchases and apply it to future 4Life orders.

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Share products you trust, connect with others, and build a business that fits your life.

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Press Releases

How to Get Motivated to Exercise: Science for Everyday Life

How to Get Motivated to Exercise: Science for Everyday Life

Finding motivation to exercise doesn’t have to be complicated. Discover simple ways to make physical activity...

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Give Your Vegetables a Halloween Costume

Give Your Vegetables a Halloween Costume

Eating your veggies can be a challenge but hiding them in something delicious can make it a lot easier. Read f...

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4Life Transfer Factor Vista New Formula

4Life Transfer Factor Vista New Formula

Learn about the new 4Life Transfer Factor Vista formula and how it’s better than ever.

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Press Releases

World Congress Incheon

4Life Product Quality Featured on CBS News Affiliate

International Research Excellence Award

Full Scope Dietary Supplement Inspection