5 Foods That Could Cause Kidney Damage

2. Spinach

Spinach is a nutrient-rich addition to your favorite salads or smoothies and plays a health-promoting role in most diets. However, this leafy green may pose a problem for those with kidney health concerns. Spinach is rich in oxalate, a chemical compound that contributes largely to kidney stone. For those with existing kidney health issues, it is important to keep spinach intake to a low level.