Tiredness, stress, ill-health, poor or limited diet will all reduce this absorption further. For some people, taking a vitamin B12 supplement is one of the easiest ways to maintain healthy levels
[3] However, B 12 deficiency in the elderly is a significant concern, and is related to dementia
Your doctor will also aim to understand the underlying cause of your deficiency, which dictates the most appropriate treatment
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
Where to Inject B12 First, decide whether youll inject subcutaneously or intramuscularly
It also plays a critical role in brain function, metabolism, and nerve regeneration