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The pancreas releases enzymes needed to transfer vitamin B12 from its initial carrier protein to intrinsic factor in the duodenum
Keep temperature stable
Possible symptoms may include: Fatigue Weakness Pale skin Irritability Difficulty concentrating Shortness of breath Numbness or tingling Mood changes Because the symptoms overlap significantly, blood testing is usually necessary to distinguish between the two deficiencies
These resolutions triggered mandatory cessation of compounding after grace periods60 days for 503A pharmacies, 90 days for 503B facilities
doi:10.1007/s10787-006-1531-7
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