Yet, it is important to note that there have been studies that show taking a higher dose of vitamin B12 supplementation can still provide enough of the daily recommended values of vitamin B12 to those who may have problems absorbing vitamin B12 due to lack of intrinsic factor protein intake or creation, digestive issues, or age
Aging is one reason
However, most cases are due to excess supplementation or due to a functional deficiency, where the person is actually deficient in B12
If the needle is going just under the skin (subcutaneous), hold it at a 45-degree angle
Swarna Deepak K General Physician/ Internal Medicine Specialist 20 Years MBBS: MD (Internal Medicine) MRCP (UK), EDIC (European Diploma in Critical Care), IDCCM, IFCCM (Critical Care), FID (Royal Liverpool Academy) Hyderabad Apollo Hospitals Jubilee Hills, Hyderabad (450+ Patients) More articles from Numbness Frequently Asked Questions Q1: Is left arm numbness always a sign of a heart attack
