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Science

Since 1998, 4Life Research® has brought you high-quality products to support your immune and overall health. We are committed to ongoing innovation and scientific discovery, with products to help you lead a healthy life.*

The Science of 4Life Transfer Factor

4Life Transfer Factor Science encompasses the research, technology, and innovation of products that educate and support your immune health's ability to recognize, respond to, and remember potential threats. 4Life Transfer Factor products are patented, certified, and thoroughly researched. 4Life Transfer Factor is sourced in three proprietary ways to provide a wide range of personal immune health support:

UltraFactor®

UltraFactor is a proprietary concentrate of ultra-filtered 4Life Transfer Factor proteins and other peptides from cow colostrum.

OvoFactor®

OvoFactor is a patent-protected concentration of 4Life Transfer Factor proteins and other peptides from chicken egg yolk.

NanoFactor®

NanoFactor is a proprietary concentration of nano-filtered cow colostrum.

Research and Development

We develop 4Life products 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.

4Life's 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) helps develop new products and furthers research into 4Life Transfer Factor Science.

Do Life Differently

When you feel healthy, you can live your best possible life. To do this, you need vigilant immunity. 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.

Quality and Labs

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

4Life manufacturing facilities include cutting-edge packaging, encapsulation, and blending equipment and have received National Sanitation Foundation (NSF®) International Good Manufacturing Practices (GMP) registration. Earning GMP Registration from NSF International verifies that 4Life employs proper methods, equipment, and controls in producing the highest quality dietary supplement products.

Certified 4Life Transfer Factor Guarantee

At 4Life, we’ve made a commitment to uphold the highest standards of product quality. We certify all 4Life Transfer Factor products and will always strive to create products of the utmost quality and efficacy. We pledge to uphold the product design and manufacturing for every product we sell. When you purchase 4Life Transfer Factor products, you can rest assured that you’re getting the very best. In fact, we guarantee it. View the 4Life Transfer Factor guarantee.

Identity

The identity of each ingredient is tested and verified prior to use.

Purity

Each raw material and finished product is tested to ensure it is free of contaminants and other adulterants.

Strength

Every ingredient goes through a strict list of strength and potency testing to ensure it meets our high-quality standards.

Composition

Each batch is manufactured according to the product specification guidelines and formulation.

Manufacturing

4Life runs its own manufacturing facility and oversees each step of the manufacturing process. This includes, but is not limited to, batching, blending, encapsulating, and packaging.

To learn even more about the 4Life manufacturing and quality process, watch the "Making Transfer Factor for the World" video.

Patents

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

Studies and Publications

4Life products are backed by peer-reviewed publications, patents, in-house white papers reporting on studies done by 4Life or third-party collaborations, and monographs that include extensive literature reviews for ingredient safety and efficacy.

Science Team

Our in-house Research and Development team is comprised of immune health science experts and PhD recipients working hard to keep 4Life on the cutting edge. of scientific innovation. We’ve also enlisted the expertise of dozens of physicians and nutrition experts worldwide, all members of the Health Sciences Advisory Board.

David Vollmer, PhD

Chief Scientific Officer

Brent Vaughan, PhD, RD

Senior Vice President of Research and Development

Alice Hirchel, PhD

Director of Scientific and Regulatory Affairs

Health Sciences Advisory Board

Teresa Tomalska, MD

Mei-Ling Siu-Caldera, MD, PhD

J. Ty Hopkins, PhD, ATC

Joy Irobi, PhD

Elena Enioutina, MD, PhD

Andrew Keech, PhD

Lili Yang, MD, PhD

Em Capito, LCSW, MBA, E-RYT