Diet Sodas May Be Hard on the Kidneys
Women Who Drink 2 or More Diet Sodas Daily Double Their Risk of Kidney Function Decline, Study Shows
WebMD News Archive
Diet Soda and Kidneys: Study Results continued...
''A serving was reported as either a glass, a can, or a bottle of a
beverage," Lin tells WebMD. ''It was not more specific than that."
''The mechanisms aren't clear," Lin says of the association she found. In
another study she presented at the meeting, she found higher salt intake is
also associated with faster kidney function decline.
All of the participants were women, so Lin can't say for sure that the
association holds for men, although she says there is ''no biological reason to
think it wouldn't."
About 20 million Americans have some evidence of chronic kidney disease,
according to the society. Kidney disease diagnoses have doubled each of the
last two decades.
Diet Soda and Kidney Function: Industry Input
Asked to review the study findings, Maureen Storey, senior vice president of
science policy for the American Beverage Association, says in a prepared
statement: "It's important to remember that this is an abstract presented at an
annual meeting." She notes that the research needs further scrutiny by
She acknowledges that kidney disease is serious but that diabetes and high
blood pressure account for the majority of kidney disease cases, ''not
consumption of diet soda."
Diet Soda and Kidney Function: Dietitian's View
In reviewing the study, Connie Diekman, RD, director of university nutrition
for Washington University, St. Louis, wonders if the link might have come about
because of long-term consumption, as many of the participants were older
The link found, she says, "calls for more studies where actual intake can be
assessed, rather than taking the information from food frequency
questionnaires, which could be subject to mistakes."
Diet drinks, she says, are ''generally low in important health-promoting
nutrients, so keeping them as a small part of your eating plan would be a smart