B12 was 163 which is below range, I have tingling, numbness, Weakness, short of breath, Fatigue, tried, body pain, plz check the blood report ...taken vitcofol 6 2ml injection in last 10 days... My question is : 1) which test need to check Iron level bcoz I thing IRON might cause my hemoglobin low. 2) how to go off this symptoms how many more injection I have to take bcoz I am PPI for GERD which have started all this. Need to be on PPI for few more month as GERD is almost resolve Also want some tip to increase my hemoglobin an RBC. Plz don't directly guide for consultation help with tips if required will surely consult. Thanks in advance.