and can have physiological impacts in
addition to altering immune function. When results of nutritional immunomodulation experiments are reported, and when
such reports are read, it is important to keep in mind that any results must be interpreted in the context of the whole bird,
and in the case of poultry production, in the context of impacts on productivity. Ignorance of the broader context could lead
to serious unintended consequences. Some of the potential unintended consequences are discussed below.