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B12 deficiency can cause fatigue and poor metabolism, which can be the cause of your sudden weight gain
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Once youre ready, a skilled provider will clean the injection site typically the upper arm and use a fine needle to administer the shot
The dosing instructions will depend on a number of factors, including whether you have a deficiency, your age, your overall health, and any underlying conditions that should be considered
The community standard isn't a single ratio
[13] In a newly diagnosed vitamin B 12 -deficient patient, normally defined as when serum levels are less than 200 pg/ml, daily IM injections of hydroxocobalamin up to 1,000 g (1 mg) per day are given to replenish the body's depleted cobalamin stores
