In recent years, the popularity of multivitamins has surged, with millions of people incorporating them into their daily routines. These supplements, which contain a combination of vitamins, minerals and other nutrients, are often marketed as a convenient way to fill nutritional gaps, boost overall health and prevent chronic diseases. However, a new study from the US National Institutes of Health (NIH) challenges the efficacy of daily multivitamin use in promoting longevity among generally healthy adults. Researchers analysed health records from nearly 400,000 adults with no major long-term diseases to see…