injectable b12 online Vitamin Treatments Avoid exposure to light. Vitamin B-12 3000 mcg Injection,

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Testing just the TSH is one of the problems - it is a Pituitary hormone and being told its normal is an opinion rather than a result

This material is supplied exclusively for controlled laboratory research and analytical reference purposes and is not intended for clinical, therapeutic, consumer, metabolic, or pharmaceutical use

Clinical laboratories generally define vitamin B12 deficiency as a serum level below 148 pmol/L (approximately 200 pg/mL)

If you are not able to have B12 injections, you may be suitable for treatment with B12 tablets or other forms of B12 supplements

It also affects the parietal cells in stomach (parietal cells produce gastric acid to aid digestion of food) through the production of antiparietal cells antibodies results in chronic failure of gastric acid production