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Women diagnosed with a B12 deficiency will usually have one of the following factors: 40 years of age or over A vegetarian or vegan diet Heartburn medication Crohns disease Nicotine consumption Frequent alcohol consumption Anemia Atrophic gastritis (thinning of stomach lining) Symptoms of B12 deficiency may include: Dizziness/vertigo Numbness or pins and needles Pale skin Memory deficiency Low energy Blurred vision Mood swings Smooth/sore tongue Loss of muscle strength Shortness of breath Heart palpitations Gastrointestinal issues Skin, nail, and hair deficiencies Unfortunately, this constellation of symptoms can look like and be related to numerous factors

Result determination: The negative control should grow aseptically, while the positive control should become turbid within 48 to 72 hours

HR, hazard ratio

91 , e2020006 (2020)

If tiredness is caused by a confirmed vitamin B12 deficiency, many people report noticing changes within: A few days to one week some individuals feel improvement in energy levels relatively quickly

The peak side effect window often passes during sleep