Common preservatives hiding in everyday processed foods may carry unexpected heart risks, with researchers identifying eight widely used additives linked to substantially higher rates of high blood pressure and cardiovascular disease among people who consume them heavily. The study was observational, meaning it cannot prove these preservatives directly cause the conditions, but the association is strong enough to raise concern about how much processed food many people unknowingly consume, adding to growing evidence that what’s hidden in packaged foods may matter as much for heart health as the more obvious culprits like salt and sugar.
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