are b12 injections or tablets better Ask the doctor: shots vs. pills Think a Vitamin B12 injection

Deficiency of vitamin B12 may cause tiredness, weakness, constipation, loss of appetite, weight loss and megaloblastic anemia (a condition when red blood cells become larger in size than normal)

Clinical laboratories generally define vitamin B12 deficiency as a serum level below 148 pmol/L, which is approximately 200 pg/mL

Typically dosed subcutaneously at 2.5-5 mg per day

Vitamin B is an essential nutrient that is helpful in effectively performing various body functions like maintaining healthy nerve tissues, brain function, and red blood cell production

The Importance of Monitoring and Individualized FIP Cat Treatment Each fip cat disease case is unique, and a tailored treatment approach is essential