Results (Be warned this is a tiny study!) 31 patients were in the study, 21 were women, 19 of them were over 65 years old
Du, H., Duanmu, M., Witte, D
Polymorphisms in various genes involved in vitamin B 12 metabolism, including the genes encoding the intrinsic factor-cobalamin receptor (60) and the holo-transcobalamin receptor (61), have been associated with increased NTD risk in some studies
In contrast, the negative effects of deficiency on the mitochondrial function, cholesterol metabolism, synthesis of steroid hormones (sex hormones) and formation of carcinogenic nitrosamines are relatively well comprehended
This can make the treatment less reliable and may result in wasted time, effort, and financial resources without achieving the expected benefits