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Fatigue Brain fog Decreased cognitive function, such as memory issues Lethargy Constipation Heart palpitations Vision changes Difficulty maintaining balance Headaches Depression or irritability Feeling faint Sore or swollen tongue, mouth ulcers Paresthesia (pins and needles) Why Should You Consider Vitamin B12 Injections
Fortunately, vitamin B12 deficiency is preventable and treatable
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When an intramuscular injection is administered incorrectly, the damage may not always be immediate
Athletes maintaining B12 levels in that optimal 400-700 pg/mL range ensure their red blood cell production keeps pace with training demands
Shinohara, H
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