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Research is in our name and is reinforced through our commitment to innovation, substantiation, and education. The results of this research have appeared in numerous publications and journals, including: Nutrition & Metabolism; Applied Physiology, Nutrition, and Metabolism; Journal of the International Society of Sports Nutrition; and Medicine & Science in Sports & Exercise. Since 1998, 4Life Research® has brought you the best quality products available to support your immune system and overall health. We are committed to ongoing innovation and scientific discovery, with products to help you lead a healthy life.* 4Life product formulations are developed 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 that you consume. When you feel healthy, you can live your best possible life. To do this, you need a vigilant immune system.
