can b12 injections increase ferritin levels B-12 Specialists in San Antonio, TX Vitamin B12 - PMC

However, its a complaint you might hear quite often

This makes injections the superior choice for optimal effectiveness in these scenarios

Kittens with the following health issues may benefit from a B12 injection as one part of their supportive care plan: Gastrointestinal distress Malabsorption Inappetance Diarrhea Constipation Lethargy Weight loss Vomiting Anemia FIP Panleukopenia While B12 alone cannot resolve these issues, it can play a role in supporting the kittens gastrointestinal and immune health throughout their treatment and recovery

Your body uses what it needs, and much of the excess is filtered out by the kidneys and passed in urine

just wanted to know what needle size I should be using

Unfortunately, this doesnt automatically mean that youre off the hook