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This is why many people report feeling a noticeable difference in their energy levels and mental clarity much faster with injections compared to pills
Proponents of vitamin B12 injections say the shots give you more energy and boost your metabolism, helping you shed unwanted pounds
Nature 554 , 475480 (2018)
The ability of bacteriostatic water to inhibit bacterial growth, thus allowing safer multiple uses from a single vial, makes it an indispensable tool in medicine.
At the same time, B12 is a good example of why biohacking should stay grounded
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