Kidney Diet Food List: What to Eat and What to Avoid with CKD

TL;DR: A kidney diet food list is not a simple “good foods” and “bad foods” list — it depends on your CKD stage, and nearly every food has trade-offs. This comprehensive reference organizes foods by category with specific nutrient data so you can make informed choices. Print it, save it, or use it as a shopping guide.

When you are first told to follow a kidney diet, the immediate question is: “What can I actually eat?” The answer is more nuanced than a simple list, because almost every food has different levels of sodium, potassium, phosphorus, and protein. A food that is perfectly fine for a stage 2 patient may need careful portioning for stage 4. This reference guide gives you the full picture.

How to Use This Food List

Each food is listed with its key kidney nutrient values per standard serving. Use these codes for quick reference:

• GREEN = Generally safe at most CKD stages (in reasonable portions)
• YELLOW = Moderate levels — portion control matters, especially at stages 3-5
• RED = High levels — avoid or strictly limit, especially at stages 3-5

The four nutrients tracked are sodium (Na), potassium (K), phosphorus (P), and protein (Pro).

Fruits

Fruit	Serving	K (mg)	P (mg)	Status
Apple	1 medium	195	20	GREEN
Blueberries	1/2 cup	57	9	GREEN
Strawberries	1/2 cup	115	17	GREEN
Cranberries	1/2 cup	45	9	GREEN
Grapes	1/2 cup	88	7	GREEN
Pineapple	1/2 cup	90	7	GREEN
Raspberries	1/2 cup	93	17	GREEN
Peach (fresh)	1 medium	190	20	GREEN
Watermelon	1 cup	170	17	GREEN-YELLOW
Pear	1 medium	210	16	GREEN-YELLOW
Orange	1 medium	240	18	YELLOW
Banana	1 medium	422	26	RED
Avocado	1/2 fruit	485	52	RED
Dried fruits	1/4 cup	300-500	30-50	RED
Orange juice	1 cup	450	27	RED

Best fruit choices: Apples, berries (all types), grapes, pineapple, cranberries.

Vegetables

Vegetable	Serving	K (mg)	P (mg)	Status
Lettuce (iceberg)	1 cup	70	10	GREEN
Cucumber	1/2 cup	75	12	GREEN
Cabbage	1/2 cup	75	10	GREEN
Green beans	1/2 cup	90	19	GREEN
Cauliflower	1/2 cup	150	22	GREEN
Carrots	1/2 cup	180	25	GREEN
Bell peppers	1/2 cup	105	15	GREEN
Onion	1/4 cup	60	12	GREEN
Corn	1/2 cup	200	60	YELLOW
Mushrooms	1/2 cup	190	50	YELLOW
Broccoli	1/2 cup	230	50	YELLOW
Tomato (fresh)	1 medium	290	30	YELLOW
Spinach (cooked)	1/2 cup	420	50	RED
Potato (baked)	1 medium	610	120	RED
Sweet potato	1 medium	540	60	RED
Tomato sauce	1/2 cup	450	35	RED

Best vegetable choices: Lettuce, cucumber, cabbage, green beans, cauliflower, bell peppers. For higher-potassium vegetables, use the leaching and boiling techniques to reduce potassium content.

Proteins

Protein	Serving	Na (mg)	K (mg)	P (mg)	Pro (g)	Status
Egg	1 large	70	70	86	6	GREEN
Chicken breast	3 oz	65	220	196	26	YELLOW
Fish (most types)	3 oz	50-80	200-350	150-250	20-22	YELLOW
Beef (lean)	3 oz	55	270	170	22	YELLOW
Pork (fresh)	3 oz	50	300	190	22	YELLOW
Shrimp (fresh)	3 oz	190	150	200	18	YELLOW
Turkey breast	3 oz	50	250	180	24	YELLOW
Beans (cooked)	1/2 cup	1-5	350-500	120-180	7-9	YELLOW-RED
Peanut butter	2 tbsp	140	210	100	7	YELLOW
Deli meat	2 oz	500-700	150-200	130+	10-12	RED
Bacon	2 slices	370	90	80	6	RED
Sausage	1 link	400-600	150	100+	8	RED
Hot dogs	1	500-700	100	100+	5	RED

Best protein choices: Eggs (lowest phosphorus per gram of protein), fresh chicken, and fresh fish in 3oz portions. Avoid all processed meats — they are high in sodium and typically contain phosphorus additives.

Key protein note: For CKD stages 3-5 (pre-dialysis), protein portions should be limited to 0.6-0.8g/kg body weight per day. A 3oz portion of chicken or fish provides about 20-26g of protein, which may represent half your daily allowance.

Grains and Starches

Food	Serving	Na (mg)	K (mg)	P (mg)	Status
White rice (cooked)	1 cup	2	55	68	GREEN
Pasta (cooked)	1 cup	1	45	76	GREEN
White bread	1 slice	130	50	25	GREEN
Unsalted crackers	5	70	20	15	GREEN
Corn tortilla	1	50	45	50	GREEN
Oatmeal (cooked)	1 cup	5	165	180	YELLOW
Whole wheat bread	1 slice	140	80	60	YELLOW
Flour tortilla	1 large	300-500	60	50	YELLOW
Bran cereal	1 cup	200	300	250	RED
Granola	1/2 cup	80	200	150	RED

Best grain choices: White rice, regular pasta, and white bread without phosphorus additives (check ingredients for “PHOS”). Whole grains have nutritional benefits but are higher in phosphorus and potassium.

Dairy and Alternatives

Food	Serving	Na (mg)	K (mg)	P (mg)	Status
Non-dairy creamer	1 tbsp	10	15	10	GREEN
Rice milk (unenriched)	1 cup	80	65	55	GREEN
Cream cheese	1 oz	85	35	30	GREEN-YELLOW
Butter	1 tbsp	90	3	3	GREEN
Cottage cheese	1/2 cup	360	100	150	YELLOW
Milk (whole)	1 cup	105	350	230	RED
Yogurt	1 cup	115	380-500	230-250	RED
Hard cheese	1 oz	170-450	20-30	130-200	RED
Processed cheese	1 oz	400-500	50	200+	RED

Best dairy choices: Non-dairy creamers and rice milk for beverages. Small amounts of cream cheese or butter are fine. Limit all other dairy due to the combination of high phosphorus, potassium, and (for cheese) sodium. Processed cheese is the worst option due to both sodium and phosphorus additives.

Beverages

Beverage	Serving	K (mg)	P (mg)	Notes
Water	8 oz	0	0	Best choice
Apple juice	8 oz	200	15	GREEN
Cranberry juice	8 oz	45	3	GREEN
Lemon-lime soda	12 oz	3	0	GREEN (watch sugar)
Ginger ale	12 oz	3	0	GREEN (watch sugar)
Coffee	8 oz	116	7	YELLOW (limit 1-2 cups)
Tea	8 oz	90	2	GREEN-YELLOW
Orange juice	8 oz	450	27	RED
Tomato juice	8 oz	530	45	RED
Dark cola	12 oz	18	40-55	RED (phosphoric acid)
Coconut water	8 oz	600	48	RED

Best beverage choices: Water is always the best option. Apple juice and cranberry juice are the lowest-potassium fruit juice options. Avoid dark colas (phosphoric acid) and any juice from high-potassium fruits.

Fats and Oils

Fat/Oil	Serving	Na (mg)	K (mg)	P (mg)	Status
Olive oil	1 tbsp	0	0	0	GREEN
Canola oil	1 tbsp	0	0	0	GREEN
Butter (unsalted)	1 tbsp	2	3	3	GREEN
Mayonnaise	1 tbsp	90	5	4	GREEN
Margarine	1 tbsp	90	5	3	GREEN

Fats and oils are the most kidney-friendly food category — negligible potassium, phosphorus, and (if unsalted) sodium. Use olive oil generously for flavor and calories.

Seasonings and Condiments

Seasoning	Serving	Na (mg)	Notes
Fresh herbs (any)	1 tsp	0-2	GREEN — use freely
Garlic (fresh)	1 clove	1	GREEN
Lemon/lime juice	1 tbsp	0	GREEN
Vinegar	1 tbsp	0-1	GREEN
Black pepper	1/4 tsp	0	GREEN
Onion powder	1/4 tsp	1	GREEN
Soy sauce	1 tbsp	900	RED
Ketchup	1 tbsp	160	YELLOW
Mustard	1 tsp	55	YELLOW
Salt	1/4 tsp	580	RED

Best seasoning choices: Fresh herbs, garlic, lemon, vinegar, and spices add flavor without sodium. Replace salt with herb blends. Avoid soy sauce (even “low-sodium” versions are 500mg+ per tablespoon).

Foods to Always Avoid

Regardless of CKD stage, these foods should be avoided or strictly limited:

1. Processed meats (deli meat, hot dogs, sausage, bacon) — high sodium + phosphorus additives
2. Dark colas — phosphoric acid
3. Canned soups (regular) — 600-900mg sodium per cup
4. Fast food — sodium levels of 1,000-2,500mg per item
5. Instant noodles — 800-1,800mg sodium per package
6. Pickled foods — extremely high sodium
7. Frozen meals (most) — high sodium + phosphorus additives
8. Salt substitutes (potassium chloride-based) — dangerously high in potassium

How to Use This List for Grocery Shopping

Print this list or save it on your phone for reference while shopping. A practical approach:

1. Build your cart around GREEN foods — these form the foundation of your meals
2. Add YELLOW foods in controlled portions — measure and track these carefully
3. Check ingredients on all packaged foods for the word “PHOS” — if present, choose a different brand or product
4. Skip RED foods unless you have specifically planned for them and can fit them in your daily budget

For a shopping-specific version of this list, see our kidney diet grocery list.

The Bottom Line

A kidney diet food list is not about deprivation — it is about making informed choices. When you know the nutrient content of common foods, you can build satisfying meals that stay within your limits. The key is focusing on what you CAN eat (and there is plenty) rather than dwelling on restrictions.

KidneyPal puts this food knowledge at your fingertips — scan any meal to instantly see sodium, potassium, phosphorus, and protein content with a kidney safety score tailored to your CKD stage. No memorization or manual lookup required.

For more on building your kidney diet, read our renal diet beginner’s guide, learn about CKD meal planning, and visit the Kidney Disease Diet Management hub for all our kidney diet resources.