Nausea: Mild stomach upset or occasional diarrhea
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[2] [9] However, other research suggests that the proportion of people with low or marginal levels of vitamin B 12 is up to 40% in the Western world
Elevated B12 levels can be a marker for liver diseases, kidney diseases, and blood diseases, including different types of leukemia (chronic myelogenous leukemia and promyelocytic leukemia)
The pathophysiology of elevated vitamin B12 in clinical practice Significance of elevated cobalamin (vitamin B12) levels in blood Elevated levels of serum cobalamin may be a sign of a serious, even life-threatening, disease
CONCLUSION In conclusion, vitamin B12 deficiency management involves various administration routes, including intramuscular (IM), oral, and subcutaneous methods