But they depend entirely on you remembering them daily, and without testing, you have no way to confirm they are working
It's not always the case but it does come to mind
This will help healthcare providers make better choices
In France, treatment involves the administration of 1,000 g (1 mg) of cyanocobalamin per day for 1 week, followed by 1,000 g (1 mg) per week for 1 month, followed by 1,000 g (1 mg) per month, again, normally for the remainder of the patients lifetime [10]
Common Symptoms of a Vitamin B12 Deficiency If you think you may be low, watch out for these symptoms: Feeling tired, fatigue and weakness Loss of appetite Constipation Weight loss Megaloblastic anemia Numbness and tingling Poor balance or coordination Confusion Memory loss Depression (21) Soreness of mouth and/or tongue (22) Be aware that many symptoms of B12 deficiency overlap with symptoms of other health conditions, so it's important to see your doctor for a definitive diagnosis