Standard reference range for serum magnesium: 1.7 to 2.2 milligrams per deciliter (mg/dL) Serum magnesium 27 percent: Functional deficiency What to consider if your results are out of range: If you're low in magnesium, prioritize intake of magnesium-rich foods such as dark greens (spinach, swiss chard), nuts (cashews, almonds), seeds (pumpkin, chia), legumes (black beans, edamame, lima beans), certain whole grains (quinoa), and dark chocolate (75 to 80 percent cocoa)
The molecule itself is well characterized
Full text: Sinha, R., Sinha, I., Calcagnotto, A., Trushin, N., Haley, J
This process involves the activation of kinases ATM and ATR, which result in cell-cycle arrest, DNA repair, and apoptosis
Intrinsic factor is only made in the stomach and after a gastrectomy there is little to no more of it or gastric acid, and the active mechanism in the body where B12 is absorbed is either less available or not available at all depending on if the surgery was a total or a part of a gastrectomy