If needed, they might suggest lab work to check your B12 levels and rule out other causes of fatigue
Molecular evolution and structurefunction relationships of the superoxide dismutase gene families in angiosperms and their relationship to other eukaryotic and prokaryotic superoxide dismutases
Chan SSM, Luben R, Olsen A, Tjonneland A, Kaaks R, Teucher B et al
On the other hand, GLP-1R signaling in astrocytes was proven to be essential for maintaining mitochondrial integrity and function of the hypothalamic astrocytes, as deletion of GLP-1Rs resulted in the adaptive cellular stress response with the improvement of glucose metabolism and memory formation [97]
(2019) 7:e126979
Mercury interferes with the serotonin pathway by impairing the conversion of tryptophan to 5-HTP, then to serotonin, and ultimately to melatonin