Vitamin B12 deficiency is one of the most common nutrient deficiencies in the world, especially for vegetarians, vegans and people with health conditions such as Crohns Disease or Celiac Disease which makes it hard to absorb nutrients
Along with other B vitamins, Vitamin B12 is essential for healthy immune function
Your fill is Injectable vial (5mL, 3mg/mL, 15mg total), and you pay the pharmacy $80/15mg at wholesale, with no clinic markup, plus a $15 flat FedEx overnight shipping fee charged by the pharmacy
Cobalamin blood levels can be monitored, and many veterinarians prefer to check these levels at the time of diagnosis for GI disease, as well as periodically during treatment, to determine if B12 levels are remaining normal