(Product benefits function(f) {var _np=(window.P. execute(function(A){ A.on('a:truncate:po-attribute-truncate-5:updated', function(data) { var isTruncated = ! : 'none'; } }) }); })); Potassium contributes to the maintenance of normal blood pressure - Potassium contributes to normal muscle function - Potassium contributes to normal functioning of the nervous system See more.