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Common mild side effects include headache, nausea, dizziness or lightheadedness, and sometimes a sensation of warmth or flushing during the injection
This vitamin is also involved in controlling blood sugar levels, keeping skin healthy and maintaining the proper functioning of the nervous and digestive systems
It is intended exclusively for laboratory research and development purposes
Strict vegetarians, vegans or people with an unbalanced diet can also expect vitamin B12 deficiency
Results: Most people feel the energy shift quickly
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