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Tuna (Canned)
The bottom line
Convenient protein, but the canning brine makes sodium the headline — draining and rinsing helps.
A healthier swap
'No added salt' canned tuna, or fresh fish; always drain and rinse canned fish to cut surface sodium.
Understand the nutrients
Frequently asked questions
Does rinsing canned tuna really reduce sodium?
Yes — draining and a quick rinse washes away a meaningful share of the brine's sodium, though not all of it. It is one of the easiest label-free improvements in the cupboard.
These pages are general education about eating with kidney disease, dialysis or a kidney transplant. They are not medical advice and do not replace your own care plan. Kidney diets are individual: what is right for you depends on your stage, your blood tests, your medicines and your other conditions. Always talk to your care team or renal dietitian before changing what you eat, and never stop or change a medicine because of something you read here.
