The National Institutes of Health in the United States advises that people over the age of 50, even if they do not follow a type of plant-based diet, should take B12 supplements.
Babies can also be affected, leading to growth delays. The National Institutes of Health in the United States advises that people over the age of 50, even if they do not follow a type of plant-based diet, should take B12 supplements. They may not have enough hydrochloric acid in their stomach and this is responsible for the body absorbing vitamin B12 from food. That is why dietary supplements of this vitamin in older people can be beneficial for their health.