Remedy · practice
High fluid intake
Also: hydration, drinking water
The single best-evidenced step to prevent recurrent kidney stones.
Evidence by condition
Each grade reflects the research for High fluid intake and that condition specifically.
- AKidney stones
Drinking enough to make more than ~2 litres of urine a day roughly halves stone recurrence.
2 citation s
- Urinary volume, water and recurrences in idiopathic calcium nephrolithiasis: a 5-year randomized prospective study Randomized trial 1996 · n=199 · Journal of Urology · DOI 10.1016/s0022-5347(01)66321-3
- Kidney Stones (NIDDK) other · accessed 2026-06-21
- Urinary volume, water and recurrences in idiopathic calcium nephrolithiasis: a 5-year randomized prospective study