what does b12 injection do for cats Can I give my cat supplements at home? Vitamin B12 Deficiency in Cats:

These injections are particularly helpful for individuals who have difficulty absorbing B12, as well as those who have undergone gastric surgery, since they make it possible for B12 to be absorbed without first being digested

Pernicious anaemia: self-administration of hydroxocobalamin in the covid-19 crisis BMJ 2020;369:m2380

Depending on the severity of the cobalamin deficiency and disease state, your veterinarian will either prescribe an oral supplement for daily usage or give an injection under the skin every one to two weeks

For severe deficiency, the AAFP recommends loading doses typically daily or every other day for one to two weeks followed by monthly maintenance injections

Strict vegetarians and vegans can run low on fortified foods or supplements