When its contents were examined, the lumpy rock preserved a plethora whipworm and mawworm eggs — parasitic nematodes known to cause stomach aches, diarrhea and inflammation of the bowel. Scientists find it likely that such problems were widespread amongst this Viking community.
In a 1991 Wall Street Journal article* about the historic turd discovery, Jones said "The bottom line is that people tolerated what would seem to us incomprehensible squalor. Time and again, you get a very strong picture of filth."
*Horwitz, Tony. Endangered Feces: Paleo-Scatologist Plumbs Old Privies — It May Not Be the Lost Ark, But Then, Andrew Isn't Exactly Indiana Jones. Wall Street Journal September 1991. Print (not available online).