can b12 injections affect your kidneys What Does a Shot Do for You? Vitamin B12 Deficiency Vitamin B12 Injection Dose: 7

8-12 hours IM) Preferred by 64% of patients who've tried both Intramuscular (into deltoid or vastus lateralis, using a 22-25 gauge, 1-inch needle): 41% report injection-site soreness Faster absorption More difficult self-administration for some sites (deltoid requires non-dominant arm injection) Preferred by 36% of patients who've tried both The efficacy difference is minimal

Devalia, V., Hamilton, M

Each person's blood vessels sit at different depths and respond uniquely to needle trauma, which explains why some patients experience marked discoloration while others see none

Monitor the condition of your cat after administering vitamin b12 injection

Detailed written instructions to demonstrate self injection technique