If left untreated, it can cause irreversible damage to the brain, spinal cord, heart, and other organs
Both approaches have merit
See what recent study suggested in our article: Top 8 vitamins and nutrients for vegetarians and vegans
For patients aiming to improve red blood cell production or normalize serum B12 levels, both forms can succeed
The frequency of the vitamin B12 injections depends solely on the individuals health needs, such as age, underlying cause of malabsorption, dietary habits, medication and most importantly, response to the injection
It sounds healthy enough, but do you need the additional B12 supplement during pregnancy