Drinking this mineral water makes you pee out more salt and less calcium — which might help protect your bones and kidneys.
Evidence Quality Assessment
Claim Status
appropriately stated
Study Design Support
Design supports claim
Appropriate Language Strength
association
Can only show association/correlation
Assessment Explanation
The claim accurately reflects the observed changes without implying causation beyond the data. 'Increases' and 'decreases' are appropriate for descriptive outcomes in an RCT.
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.
Evidence from Studies
Supporting (1)
Blood Pressure Stability and Plasma Aldosterone Reduction: The Effects of a Sodium and Bicarbonate-Rich Water - A Randomized Controlled Intervention Study
People who drank this special mineral water with lots of sodium and bicarbonate for a month got more sodium out in their urine and less calcium — just like the claim said.