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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
This article is general information, not medical advice
The 500 mcg format allows for precise measurement and controlled experimentation in laboratory environments
The community standard isn't a single ratio
B12 deficiency can cause fatigue and poor metabolism, which can be the cause of your sudden weight gain
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