While many people get enough Vitamin B12 from their diet, some may require supplementation due to deficiencies caused by various factors like food restrictions, medical conditions, or age
1 2 Proceedings of the National Academy of Sciences of the United States of America
For use as a supplemental nutritive source of vitamin B12 in cattle, horses, swine, sheep, dogs and cats
This decline is a key contributor to the common signs of aging (think wrinkles, decreased mobility, reduced mental clarity, and low energy)
While B12 can be stored in your liver for up to five years, you can become deficient (lacking) in it if you don't get enough
We get these two questions often, which is why they also appear on our FAQ page