maximum dose of vitamin b12 injection Are you getting enough B12? Vitamin B12: Symptoms, Dosage &

GPT & Claude hedge

Common signs and symptoms include the following: Cognitive issues, especially those that deal with memory Extreme fatigue Depression Frequent headaches Problems with maintaining balance Changes in vision Megaloblastic anemia Heart palpitations Pale skin Weight loss Infertility Numbness and tingling in the hands and feet A sore tongue Low appetite Constipation Vitamin B12 Deficiency Risk Factors You have a higher risk of developing vitamin B12 deficiency if you have specific health problems

Persistent numbness or weakness after an injection should always be reviewed by a doctor

7 Compared with placebo, patients taking metformin had an increased risk of vitamin B 12 deficiency (number needed to harm = 14 per 4.3 years) and low vitamin B 12 levels (number needed to harm = 9 per 4.3 years)