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Environ Chem 11:431444
2004, Ed Masson, Barcelona Hvas AM, Juul S, Nexo E, Ellegaard J: Vitamin B-12 treatment has limited effect on health-related quality of life among individuals with elevated plasma methylmalonic acid: a randomized placebo-controlled study
Doses greatly exceeding the nutritional requirements (for example, hundreds of milligrams daily) have not been studied in randomized trials for safety, so one should avoid mega doses in pregnancy unless treating a specific condition (such as pyridoxine-responsive seizures) under careful supervision
They can function as neurotransmitters, hormones, and neuromodulators in receptor-mediated pathways [15]
Frequently Asked Questions Do I need a blood test before starting B12 injections
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