is b12 injection im or subq How to Give a Injection: Step-By-Step Instructions Best Vitamin B12 Injection Site:

You Have Pale or Jaundiced Skin Jaundice is a condition commonly associated with vitamin C deficiency

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Inadequate secretion of intrinsic factor, resulting from lesions that destroy the gastric mucosa (which can be caused by ingestion of corrosives, extensive tumors, and conditions associated with gastric atrophy, such as multiple sclerosis, certain endocrine disorders, iron deficiency, and subtotal gastrectomy) Structural lesions leading to vitamin B 12 deficiency, including regional ileitis, ileal reactions, and malignancies Competition for vitamin B 12 by intestinal parasites or bacteria

Historical Background and Scientific Context Scientific interest in peptide fragments increased substantially as advances in peptide chemistry enabled researchers to identify and synthesise increasingly specific molecular structures