here are the best foods and liquids for IgA nephropathy:

Best Foods:
- Carrots and other low-potassium vegetables like parsnips and eggplant
- Egg whites for protein (avoid yolks)
- Cauliflower (good source of vitamin C and fiber)
- White rice (low in potassium and phosphorus)
- Fresh fruits like pineapple, watermelon, and berries

Best Liquids:
- Water (most important)
- Low-sodium broths
- Homemade soups (avoid canned)

Foods/Drinks to Limit:
- Processed meats (high sodium)
- Potato products
- Ice cream and dairy
- Dried fruits
- Canned soups
- Salty beverages

Always consult your doctor about specific restrictions, as needs vary by disease stage.