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With 48 peptides, 10 liquid compounds, and 4 powders across our catalog, Researchem delivers the purity, consistency, and reliability that serious researchers demand

Nutritional support with protein, vitamin C, zinc, and collagen peptides provides raw materials for tissue repair

This type is more compatible with PHN [22]

Common Causes of B12 Deficiency Document the cause of B12 deficiency to support the specific code : Pernicious anemia Autoimmune destruction of stomach cells Gastrectomy or weight loss surgery Loss of intrinsic factor production Strict vegetarian diet Inadequate dietary intake Crohns disease or celiac disease Malabsorption in the small intestine Chronic pancreatitis Insufficient pancreatic enzymes Bacterial overgrowth in the small intestine Bacteria consume B12 Long-term metformin use Interferes with B12 absorption Neurologic Symptoms in B12 Deficiency B12 deficiency causes nerve damage