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The necessities for vitamin B-12 injections may or may not have to do with weight

When these pathways reactivate after deficiency, there may be increased demand for other nutrientsparticularly folate and iron

This is because pregnant and breastfeeding people were not included in the studies used to approve the drugs, so doctors are not sure about their potential effects on the risk of miscarriage or birth defects

It is referenced in scientific literature involving enzyme activity research, molecular biology, metabolic pathway studies, and biochemical investigation

Depending on the individual, monthly injections of B12 may be sufficient for some, while others may need more frequent doses

A mismatch can develop between the haptocorrin-bound pool, which makes up most of the total, and the smaller active fraction on transcobalamin that cells depend on