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Vitamin B12 is used when there are cases of Heart palpitations

Data from: 2020 anti-doping testing figures

By delivering a concentrated dose directly into your bloodstream, these injections can rapidly elevate your Vitamin D status, leading to increased energy, improved mood, and a stronger immune system

You will not notice an energy boost immediately following the injection as the vitamin needs some time to start getting to work in the body to convert those food molecules, but you should notice increased levels of energy within a few days

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Patients often report feeling more energized and productive after starting the therapy