Introduction
Following a kidney-friendly diet for IgA Nephropathy (IgAN) can be challenging, especially if you have been told to change your diet. In addition, food is expensive and meal planning takes time. This article describes cost-effective ways to follow a healthy diet but stay in your budget as well.
Understanding Your Kidney-Healthy Diet
Before buying food, you need to know what to buy. Each person’s nutrition needs are different however, there are some similarities.
Sodium
It is important to fill your cabinets and refrigerator with low-sodium options. Foods like no added salt canned goods, unsalted nuts, low-sodium snacks/breads, and whole foods like quinoa or brown rice are essential for making a healthy diet easy.
Protein
Protein needs are individual, and many sources of protein such as chicken, fish, and meat can be very expensive.
- Dried or canned beans/lentils and nuts are great sources of protein, last a long time in the pantry, and are less expensive than meat.
- Tofu and seitan are also filling and low cost in comparison to animal protein.
- Eggs are a protein-packed and cost-effective option.
- Canned meats like tuna, chicken or salmon can be very good sources. Look for low-sodium options or rinse the food to remove excess sodium.
- Cut meat portions into single servings and freezing can help reduce wastage (leading to less cost).
Phosphorus and Potassium
If you have been advised to limit phosphorus or potassium, reading food labels for phosphorus or potassium additives is important. Foods that contain these additives are not necessarily more or less expensive so cost should not be a factor related to following these recommendations.
Hydration
There is no research to suggest that buying filtered or deionized water will improve kidney function. Many vitamin waters, sodas, and electrolyte drinks can be expensive and have potassium or phosphorus additives that are not recommended. The cheapest form of hydration is tap water. Drink up!
Making a Plan – Write Out Your Shopping List Before You Go to the Grocery Store or Order Food
A well-thought-out plan is the best way to save money and stay in budget. Follow these steps to understand what food you need to buy, and this will reduce food wastage and lower your grocery bill.
- Step 1: Inventory Your Pantry. Before planning, assess what you already have. This prevents buying duplicate items and helps you use up what’s on hand.
- Step 2: Plan Your Meals for the Week. Based on your inventory, create a weekly meal plan (breakfast, lunch, dinner, and snacks). Choose simple, versatile meals that use common ingredients.
- Step 3: Build Your Shopping List. As you plan each meal, write down every ingredient you need. Categorizing the list by grocery store section (e.g., produce, protein, dairy, pantry) can make shopping faster and more efficient.
- Step 4: Stick to the List. Emphasize the importance of discipline. The list is your guide to staying on budget and preventing unhealthy or unnecessary purchases.
Smart Shopping Strategies for a Kidney-Friendly Pantry
Regardless of type of diet these general tips will help you stay in budget and follow a healthy eating pattern.
- Buy Whole Foods: Focus on whole, unprocessed foods like fresh vegetables, fruits, and grains, which are generally cheaper and lower in sodium than packaged and processed items.
- Choose In-Season Produce: Fruits and vegetables are most affordable when they’re in season.
- Embrace Frozen and Canned (Wisely): Frozen fruits and vegetables are often just as nutritious and can be cheaper. When buying canned goods, look for “no salt added” or “low sodium” versions and rinse them thoroughly to reduce mineral content.
- Consider Frozen whole foods: Frozen foods last a long time and are less expensive. Choosing frozen fruits and vegetables can be great additions to oatmeal, soups, stir fries and sautees.
- Compare Prices: Look for store brands, which are often significantly cheaper than name brands, and check unit prices to find the best value.
Budget-Friendly Meal Ideas
Making meals that make for good leftovers can reduce cost and time. Quick, simple meals with few ingredients can keep you on budget.
- Hearty Lentil Soup: Made with low-sodium broth, vegetables like carrots and celery, and spices.
- Simple Stir-Fry: Use a variety of low-potassium vegetables like bell peppers, cabbage, and onions with a small amount of chicken or tofu, served over rice.
- Salad: A bag salad and a can of rinsed/low sodium beans make a great lunch or dinner.
- Egg Scramble: A versatile and cheap meal. Scramble eggs with a handful of fresh spinach, bell peppers, and a sprinkle of low-sodium cheese.
- Oatmeal with Berries: A cheap, high-fiber breakfast that can be made in bulk.
Conclusion
Following a healthy diet for IgAN does not have to bust your budget. Following these strategies and eating these foods can help keep your budget and health on track. For more recipe inspiration, download the IgAN app or check out the IgAN Cookbooks.

Hydration Guide for IGA Nephropathy: Beyond Plain Water