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B12 (1000 g per week)
The Daily Value for B12 on food nutrition labels in the United States is 2.4 g
Physical stamina: As your red blood cells begin to function more efficiently and carry oxygen better, you may start to feel your strength returning, which can make everyday activity and exercise easier
So because B12 is water soluble, there is no toxicity
The time it takes to feel less tired after a B12 injection can vary
It's bad enough when at tines I don't seem to benefit
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