100 units of injectable b12 Vitamin Injection at a Licensed Pharmacy Dogs and cats can be deficient in this vitamin Cyanocobalamin 1,000 mcg / mL

These injections are administered subcutaneously, typically once weekly, and are intended to be used alongside lifestyle modifications including reduced-calorie diet and increased physical activity

If there's still swelling after several weeks, notify your doctor immediately

Get the details in the Folate section of our B Vitamin Supplements Review, including our Top Picks for folate and folic acid and for other B vitamins

Improves digestion Supports red blood cell production If youre a vegan or vegetarian, youre more likely to suffer from vitamin B12 deficiency because plant-based diets dont have cobalamin in them

It also helps with mood elevation and promotes anti-aging

Another possible cause of changes in urine color is excess vitamin B12, which can turn your urine yellow or yellow orange, says Mayo Clinic