Cobalamin separates from the protein during digestion, and a substance called intrinsic factor binds to cobalamin for the body to absorb it into the blood
In borderline cases, methylmalonic acid or homocysteine levels may be tested
Many wellness centers, med spas, and functional medicine clinics offer B12 injections as part of a broader wellness package
If youve been feeling sluggish, struggling to stay focused, or finding it harder to lose weight despite healthy habits, your Vitamin B12 levels could be a factor
Vitamin B12 is stored in the liver, so if you stop consuming foods that contain this vitaminfor example, if you adopt a vegan or vegetarian lifestyleit can actually take between 3 and 5 years before the body uses up its supply of vitamin B12
Takeaways Vitamin B12 is important for making DNA and red blood cells, as well as for the growth of the central nervous system