American Association of Immunologists Inc Mar 25 2025 A new study published in The Journal of Immunology found that a high-salt diet (HSD) induces depression-like symptoms in mice by driving the production of a protein called IL-17A. This protein has previously been identified as a contributor to depression in human clinical studies.  " This work supports dietary interventions, such as salt reduction, as a preventive measure for mental illness. It also paves the way for novel therapeutic