Urine Crystals In Toilet May 2026

Frequent or large amounts of crystals can be an early warning sign. The same crystals forming in your toilet bowl could be forming in your kidneys or bladder.

Urine naturally contains dissolved minerals and salts. When urine sits in the toilet bowl for hours (overnight, for example), the water evaporates slightly and the temperature drops. This causes those dissolved substances to solidify—or crystallize. urine crystals in toilet

You lift the lid to flush and notice something unusual: a fine, glittery sediment or small, sand-like grains settled at the bottom of the bowl. It’s not a cleaning product residue. It might be urine crystals. Frequent or large amounts of crystals can be

While startling, seeing crystals in the toilet isn't always a sign of disease. Here’s what you need to know. glittery sediment or small