This product provides Superior Immune System Support. 4Life Transfer Factor Plus Tri-Factor Formula delivers powerful support to help you achieve a strong and healthy immune system that knows exactly what to do, when to do it, and how to get it done quickly. It combines the intelligence of 4Life Transfer Factor E-XF the intuition of NanoFactor and the power of 4Life's proprietary Cordyvant blend to regulate, boost, and balance your immune system. Scientific studies report that this Plus Formula can boost immune cell responsiveness 437 percent above normal immune system response.