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Body processes slow down when these reactions take longer to complete
For individuals with suspected B12 deficiency symptoms include fatigue, glossitis (sore, red tongue), paraesthesia, or cognitive changesit's important to consult your GP promptly for appropriate blood tests
In theory, correcting low B12 levels could improve energy and help people maintain lifestyle changes that support weight loss
Quality, purity, dosing, and contamination are real concerns with gray-market suppliers
Sobczyska-Malefora et al., 2021)
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