Question: what foods should you avoid if you have kidney problems?
Answer: Dark-colored soda. In addition to the calories and sugar that sodas provide, they harbor additives that contain phosphorus, especially dark-colored sodas. ... 
Avocados. ... 
Canned foods. ... 
Whole wheat bread. ... 
Brown rice. ... 
Bananas. ... 
Dairy. ... 
Oranges and orange juice.