Some people might also experience a mild rash
In cases where absorption is compromised, high oral doses or very high doses (such as 1,0002,000 mcg) of vitamin B12 may be required to correct deficiency, as these can sometimes be effective alternatives to injections
Universal improvement of B12 status appears to be a nutritional imperative with possibly profound beneficial effects, particularly at the bookends of lifeat old age and infancy
Heres how specific conditions can impact the use of B12 shots: Heart Disease: While B12 is essential for overall health, excessive amounts of vitamin B12 in the body may sometimes cause an increase in certain heart disease risk markers, particularly for individuals with pre-existing cardiovascular conditions
Children below ten years should not inject themselves
Vitamin B12 injections were once the domain of high-end health spas and clinics but are now more accessible, thanks to websites that offer vitamin B12 shots to be administered in the comfort of your own home