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Another pro is the steady progress
What it looks like in practice An injectable form of DSIP typically involves either subcutaneous (under the skin) or sometimes intravenous (into the vein) administration in research settings
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Symptoms of vitamin B12 deficiency can vary widely and may include fatigue, weakness, pale skin, shortness of breath, neurological symptoms such as numbness or tingling in the hands and feet, difficulty walking, memory loss, and mood changes
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