I think marrow bones pretty much gives any dog the runs. It is the marrow.
Not sure on the sauerkraut and wonder about ensuring you get some with active bacterial cultures. Kefir can be good But neither has E faecium which is apparently one of the best for dogs.
NAPWDA Certified Cadaver Dog
Waiting at the Bridge (italics
=GSDs) (hemangiosarcoma=blue):Grim , Cyra, Toby
, Rainbow, Linus, Oscar
, Arlo & Waggles