Tag: Neuropsychiatric disorders

Research indicates that approximately 95% of tryptophan is metabolized via the kynurenine pathway, connecting immune, neurological, and metabolic systems. Consequently, imbalances in this essential amino acid are associated with numerous diseases, including neurological, psychiatric, and autoimmune disorders.

According to the NIH, up to 20% of people over 60 may have a vitamin B12 deficiency, with psychological symptoms often creeping up unnoticed. Understanding **what are the mental symptoms of B12 deficiency** is vital for early detection, as these can range from mild mood disturbances to severe cognitive and psychiatric problems.