b12 injection excess show up in stool What you're seeing here is a dog being treated for diarrhea with a shot. And this isn't a random site. It's intentional. The area just above the anus corresponds to ❇️ Vitamin B12 Deficiency: Vitamin
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Bilbao A, Spanagel R
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My nurse was shocked, the Dr dismissive

Common side effects include: Injection site reactions mild pain, redness, swelling, or bruising at the injection site, typically resolving within a few days Headache usually transient and manageable with standard analgesia Nausea or dizziness particularly in the initial treatment phase Skin reactions including itching, mild rash, or acneiform eruptions Temporary urine discolouration red or orange urine is harmless and expected Diarrhoea or flushing usually mild and self-limiting In patients with severe megaloblastic anaemia, low potassium levels (hypokalaemia) may occur during initial intensive treatment, but this is uncommon in routine maintenance therapy
[19] [20] Improved wellbeing: Patients with confirmed deficiency often report enhanced energy and cognitive function following appropriate replacement therapy