typical vitamin b12 injection dose Dosage Vitamin B12 Injections: Dosage and

A3: This product is supplied as lyophilized powder, intended solely for controlled laboratory use by qualified professionals

Symptoms of vitamin B12 deficiency are: Tingling fingers and toes Fatigue constipation If you are suffering from these symptoms, make sure you get a blood test either on the NHS or privately

B12 helps convert the food you eat into glucose, which your body uses for energy

High-risk groups include older adults, vegans, individuals with pernicious anaemia, those with malabsorption conditions such as Crohn's disease or coeliac disease, people taking metformin or proton pump inhibitors long-term, and those with recent nitrous oxide exposure including recreational use

If using a powder product that requires reconstitution, prepare only what will be used within a reasonable timeframe