Many people turn to B12 injections for weight loss, hoping for a boost, and in some cases, they do feel better
doi: 10.2165/00007256-200434010-00005
Nature 592 , 450456 (2021)
The only reliable indicator is tracking temperature exposure history
Kahn-Krell A, Pretorius D, Guragain B, Lou X, Wei Y, Zhang J, Qiao A, Nakada Y, Kamp TJ, Ye L, Zhang J (2022) A three-dimensional culture system for generating cardiac spheroids composed of cardiomyocytes, endothelial cells, smooth-muscle cells, and cardiac fibroblasts derived from human induced-pluripotent stem cells
Chronic exposure to foods grown in soils containing high levels of selenium (significantly above the UL) can cause brittle hair and nails, gastrointestinal discomfort, skin rashes, halitosis, fatigue, and irritability