Transfer Factor XF is a safe substance for all animals. Transfer factors are the primary communications mechanism used by the immune system to defend your pet against harmful microbial threats. Transfer factors are small molecules that consist of specific sequences of amino acids. These small compounds naturally occur in all mammals and are passed from mother to newborn through the mother's first milk called colostrum. These small transfer factor molecules then start to educate the newborn's naive immune system, which in turn will protect them from the microbial threats they encounter all their life.
Transfer factors have three primary functions.
This is 4Life's original proprietary extract of transfer factors. Derived from bovine colostrum, transfer factors are immune system molecules that contain the intelligence codes for immune recognition and balance. They literally transfer immunity across species from a competent host to a recipient. ThyRx ThyRx is 4Life's proprietary thymus complex which contains thymic factors. ThyRx contains important proprietary thymic factors which support T-cells.