What common preparation and seasoning method for potatoes actively negates the tuber's inherent cardiovascular benefits?

Answer

Deep-frying it and then heavily salting the final product

While potatoes are naturally low in sodium and rich in potassium—a combination that promotes healthy blood pressure by relaxing blood vessel walls—this inherent benefit is entirely reversed by improper preparation. The process of deep-frying adds substantial fat content, dramatically increasing calorie density. Furthermore, heavily salting the final product introduces a high sodium load. This excessive sodium intake directly counteracts the positive effects of the natural potassium balance, thus negating the cardiovascular advantages that simple preparation methods like baking or boiling would otherwise offer for circulatory wellness.

What common preparation and seasoning method for potatoes actively negates the tuber's inherent cardiovascular benefits?
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