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Timing oral b12 does not matter significantly

Aftercare is simple, mostly more water

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Some people notice increased energy, sharper thinking, or better mood for 2448 hours, especially if they were depleted before the infusion

[20] Thanks Your doctor or nurse will be more than happy to do the injections for you if you just don't feel comfortable doing it yourself.Thanks Things You'll Need Prescribed vitamin B12 solution Clean syringe and needle Rubbing alcohol Cotton balls Bandages A puncture proof container References About This Article To give a B12 injection, start by cleaning the injection site, such as the upper arm or thigh, with a cotton ball dipped in rubbing alcohol to sterilize the area