The Collaborative International Dictionary of English v.0.48:
Ingesta \In*ges"ta\, n. pl. [NL. See Ingest.] (Physiol.) That which is introduced into the body by the stomach or alimentary canal; -- opposed to egesta. [1913 Webster]WordNet (r) 3.0 (2006):
ingesta n 1: solid and liquid nourishment taken into the body through the mouth