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Peer review Peer review information Nature Metabolism thanks Xun Huang and the other, anonymous, reviewer for their contribution to the peer review of this work
Vitamin B12 is an essential nutrient that plays a critical role in the production of red blood cells, the maintenance of the nervous system and DNA synthesis
Ive lost 4 pounds in the first month of using it
We offer high-quality pharmaceutical-grade B12 injections, personalized dosing based on your bloodwork, and ongoing monitoring so you can feel your best without the worry of supplies, sharps disposal, or technique
not for safety or efficacy guidance
Those with cardiovascular disease, renal impairment, or haematological disorders should seek medical advice before commencing treatment
