If you switched him cold turkey it could have shocked his little digestive system. Did you just make a sudden switch or did you change it gradually?
You went from Authority Grain Free Puppy to which BB formula?
The authority formula looks to be pretty decent. If it is the Blue Freedom puppy , that food has twice as much fiber as the Authority and that alone could throw him a curveball.
NAPWDA Certified Cadaver Dog
Waiting at the Bridge (italics
=GSDs) (hemangiosarcoma=blue):Grim , Cyra, Toby
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