Is soy sauce safe for kidney patients?

No — soy sauce is sodium-dense (5,000 mg/100g). One tablespoon approaches half the daily sodium target for CKD. Vinegar, lemon, and low-salt chutneys are alternatives.

Spices & Condiments

Is Soy Sauce Good for Kidneys?

Also known as: सोया सॉस

OFTEN LIMITED

Potassium 450 mg/100gPhosphorus 60 mg/100gSodium 5000 mg/100g

Soy sauce is extremely high in sodium (5,000 mg/100g) — a single tablespoon adds ~750 mg sodium, nearly half the daily CKD limit. For hypertensive kidney patients, avoid soy sauce; the sodium load is among the highest of any condiment.

Nutrition Profile (per 100g)

Nutrient

Amount

Level

CKD Note

Potassium

450 mg

High

Target <2,000-3,000 mg/day

Phosphorus

60 mg

Low

Target 800-1,000 mg/day

Sodium

5000 mg

High

Target <2,000 mg/day

Protein

8 g

—

Dialysis: 1.2 g/kg/day

Values are approximate, based on USDA FoodData Central and ICMR-NIN Indian Food Composition Tables. Actual values vary by variety, ripeness, serving size, and cooking method. The database rating is a general reference, not an individualized diet recommendation.