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4Life Transfer Factor Core Products

Top-selling product with ingredients for the immune system

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When you have a strong immune system, your body can fight back against the threats you face every day and live your life to the fullest. That's why so many people rely on 4Life, The immune System Company.

4Life Transfer Factor Products

4Life Transfer Factor Classic is a food supplement 4Life Transfer Factor made from colostrum. An excellent starter product.

4Life Transfer Factor Tri-Factor Formula is a food supplement with 4Life Tri-Factor Formula made from cow colostrum and egg yolk.

4Life Transfer Factor Plus Tri-Factor Formula combines the 4Life Tri-Factor Formula with zinc, plant extracts and mushroom extracts to support the immune system.



4Life Transfer Factor RioVida Tri-Factor Formula is the only dietary supplement in the world that combines 4Life Transfer Factor with antioxidant-rich superfruits like açaí, pomegranate, blueberry, elderberry, and grape. It also contains vitamin C, a nutrient that reduces tiredness and fatigue, protects cells against oxidative damage and maintains the normal functioning of the immune system.

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RiteStart is a very complete product formulated with 38 ingredients including vitamins, minerals to support the immune system, Omega 3 and Omega 6 fatty acids, plant extracts, exclusive combination of mushrooms and the Tri-Factor formula. RiteStart products help you look and feel great.

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Packed with the amazing amount of 1,000 mg of 4Life Transfer Factor™ mixed with essential nutrients like Vitamin C, B6, D3, and Zinc, our scientifically proven formula supports a robust immune response1, ensuring you stay active and strong.

1. Vitamins C, D, B6, and zinc contribute to the normal functioning of the immune system.

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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.


Prior to using each raw material, we perform testing to certify raw ingredient suppliers, validate the proper identity of each ingredient, verify that the finished product conforms with a previously approved reference standard, and ensure the finished product is of the highest quality.


Each raw material and finished product is put through a series of extensive safety tests for contaminants and adulterants, including pesticides, heavy metals, and microbiological organisms.


Our quality and analytical teams perform strength and potency testing on all ingredients and finished products to ensure our specifications are met from the moment we release a product and through its expiration date.



Each ingredient is weighed and measured properly and each batch is manufactured according to the product specification guidelines and formulation. Lastly, we compare each batch produced to standards set by the 4Life Research and Development department."

The power of Targeted Transfer Factor in your life
Why is 4Life's Transfer Factor so unique?