Vitamin B12 Test | Vitamin B12 – cobalamin
Vitamin B12 Test To determine a vitamin B 12 deficiency, one should undergo a blood test. There are numerous tests. Some that require a blood test, others that can be done at home with urine. The best and most reliable method is direct detection in the blood. The Holo TC test should be mentioned here. … Vitamin B12 Test | Vitamin B12 – cobalamin