New Study Links Fibromyalgia and Chronic Fatigue Syndrome to Low Vitamin B12 and High Homocysteine in Cerebrospinal Fluid.
Source: HealthWatch, 8/1/1998


Vitamin B12

  • Average daily requirement 1 mcg
  • RDA 2.4 mcg
  • Liver Stores 3 to 6 year supply
  • Typical supplement 1,000 - 3,000 mcg
  • Obtained from animal food sources
  • Normal Blood Serum Range
      200 - 1100 pg/ml (US)
      500 - 1300 pg/ml (Japan)


Slide 22 of 34
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