does b12 injection cause diarrhea in cats Vitamin For Cats: The Complete FAQ Guide 2025 – AIPAK ENGINEERING B12 injections in kitten! :
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It was not a muscle spasm, it literally felt like buzzing

Provided as a stable lyophilized powder, it is suitable for controlled research environments requiring precision and reproducibility

But in the case of B12 deficiency, homocysteine may rise beyond normal levels, causing irritation to the cardiovascular system and increasing inflammation

In either case, the presence of large intestine bacteria in the small intestine can interfere with normal B12 levels
