where can you get vitamin b12 injections Methylcobalamin Injection (Vitamin B12) How to Give B12 Injections

These include anaphylactic shock, pulmonary edema, or congestive heart failure in susceptible individuals

Vitamin C also aids the body's use of calcium and acts as an antioxidant to protect other vitamins against attack by free radicals

"Analytical approaches for the detection of emerging therapeutics and non-approved drugs in human doping controls." Journal of pharmaceutical and biomedical analysis 101 (2014): 66-83

A 20-year-old woman with seizures and progressive dystonia

The effects of Vitamin B12 deficiency can include fatigue, weakness, numbness, tingling, memory loss, and cognitive decline

I'm glad you're going to get your folate checked and I hope your GP will check potassium too