Here’s how lemon juice may fend off kidney stones

Nanoparticles in the juice slowed the formation of the stones in rats

A photo of several lemons, some cut in half, and a small pitcher of lemon juice sitting on a wood counter top with a juicer in the background.

Lemon juice is a well-known home remedy for kidney stones. Now, researchers have a better idea about how it works.

Anastasiia Krivenok/Moment/Getty Images Plus

A surprise ingredient may explain how lemon juice puts the squeeze on kidney stones.