what does b12 injection do for cats Cobalamin with Digestive Issues | Cobalamin Supplements for GI Problems in Cats Vitamin B12 for Cats: Overview,

There are case reports of acne-like, voluminous folliculitis after intramuscular B12 that clears readily upon discontinuation (54)

doi: 10.1097/JIM.0000000000000187

May also help stimulate the immune system, ease muscle cramps, and aid in the management of arthritis, allergies, and asthma

There are use patches that transfer B12 through the skin, yet these patches are limited by how much B12 can be naturally absorbed by the skin and transferred into the blood stream

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