Educational information only — CKD care and nutrition should be individualized with your healthcare team.
Kidney Clarity Guide

Sodium and CKD: Salt, Labels and Smarter Choices

Learn why sodium matters in CKD, where it hides in food, and how to discuss an appropriate target with your healthcare team.

Reviewed for source alignment: September 2026

Health note: This page is general education, not diagnosis or treatment advice. Do not change medicines, supplements, fluid targets, or a prescribed diet based on this page alone.

Sodium helps regulate fluid, but too much can contribute to fluid retention and higher blood pressure. Packaged, prepared and restaurant foods are major sources.

Practical label habits

Compare similar products using the Nutrition Facts label, watch serving sizes, and remember that sauces, processed meats and convenience foods can add substantial sodium.

Do not swap blindly

Some salt substitutes contain potassium. If potassium is a concern or you take medicines that affect potassium, ask before making that substitution. Continue with reading food labels with CKD.

Sources & further reading