Oral supplements are available, but most veterinarians prefer the injections, the thought being that they are more reliable since were dealing with cats who have demonstrated a compromised ability to absorb cobalamin through their GI tracts
Frequently Asked Questions Most recovery peptides are given via subcutaneous injection a small injection just under the skin
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Another possibility is that obesity could lower serum vitamin B12 levels through decreased dietary intake or absorption, increased catabolism, and sequestration in adipose tissue, or changes in the gut microbiota profiles which could affect the metabolism of vitamin B12
Avoid intense physical activity, alcohol consumption, and exposure to hot temperatures for at least 24 hours post-injection.