b12 injection by mouth for cat Vitamin Injectable Vitamin B12 Deficiency in Cats:

You can just smell the purity of the product even outside the package and because less is more this bottle lasts you a ling time

Taking on an empty stomach facilitates faster absorption, while taking with food may reduce mild gastrointestinal irritation

Poor hygiene or reused needles can cause infection, and an injection placed badly can rarely irritate a nerve

Other culprits include intestinal parasites or bacterial overgrowth

The decision to prescribe a compounded medication is made by your licensed healthcare provider based on their independent medical judgment and your individual clinical needs

Read the study Endocrinology