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tanya guide to cats kidney disease and b12 injections for Feline CKD: Signs, Diagnosis &
Description
A blood test can also check whether you are lacking the all-important intrinsic factor

But the symptoms you're attributing to high B12 are real, and they're worth investigating
Weight Management Because of its role in metabolism and energy use, B12 helps you maintain a healthy weight

Tests like serum B12 levels and methylmalonic acid (MMA) tests help
Although pernicious anemia was once the primary cause, this disorder is now only seen in a few cases, and food-bound cobalamin malabsorption is responsible for vitamin B12 insufficiency [48]
