can vitamin b12 injection cause fever Side Effects Vitamin B12 deficiency signs and

Molecular size is the first lever

Conversely, some studies show that a deficiency in vitamin B12 may cause appetite loss, potentially leading to weight loss if left untreated ( If youre low or deficient in B12, your healthcare provider will likely recommend oral vitamin B12 supplements or injections to increase your blood levels ( summary Low levels of vitamin B12 can cause megaloblastic anemia, which is characterized by shortness of breath, headaches, and fatigue

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Superoxide dismutase (Cu/Zn-SOD): Copper is a component of the Cu/Zn-SOD antioxidant enzyme that protects cells from superoxide radical damage

Rebound hunger occurs with appetite-suppressing medications when the brains hunger-regulating neurons, which have been pharmacologically suppressed, suddenly regain activity upon drug cessation