Nascobal (Cyanocobalamin, USP) Nasal Spray 500 mcg/spray 0.125 mL [Label]
In the case of taking insulin and metformin, it should have passed at least 6 months from the start of treatment
However, research does not currently support the claim that vitamin B12 reduces this risk
There are also a number of health conditions that prevent patients from being able to absorb a sufficient amount of vitamin B12 both through their diet and through vitamin supplements, making injections the only method that ensures they are not deficient
In contrast, it can take weeks before oral vitamins restore deficient nutrient levels and bring you relief from your symptoms
The best sources of vitamin B12 come from food such as: Blue Tree Health of Austin, TX, can help you get your vitamin B12 where it should be