The Lowest-Sodium Options at Subway
Quick Answer: Subway has 10 low sodium options. The lowest-sodium option at Subway is the Chocolate Chunk Cookie with 100mg sodium (220 cal). Top pick overall: the Tuna Salad (310 cal, 15g protein, Nom Score A). Every pick here is 600mg of sodium or less; the FDA’s official “low sodium” label means 140mg or less, so we mark how close each gets in the table below.
Top Low Sodium Picks at Subway
Subway’s 10 low sodium options are led by the Tuna Salad: Nom Score A (94/100), 310 calories, 15g protein, and 370mg sodium. The lightest is the Oatmeal Raisin Cookie, at 200 calories. Most come from the Cookies menu (7 of 10). Sodium runs 100–370mg across the picks. 7 picks clear the FDA’s 140mg “low sodium” line; the rest land between 141 and 600mg. Figures are computed from Subway’s published nutrition data (June 2026).
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What to Avoid
These items at Subway don’t meet low sodium criteria:
Pro Tips: How to Order Low Sodium at Subway
Common questions about low sodium at Subway
Is Subway good for low sodium diets?
Yes — Subway has 10 low sodium options, topped by the Tuna Salad (Nom Score A).
What’s the best low sodium option at Subway?
The Tuna Salad is the best choice with 310 calories, 15g protein, and a Nom Score of A.
What is the lowest-sodium item at Subway?
The lowest-sodium option at Subway is the Chocolate Chunk Cookie with 100mg sodium (220 cal).
Nutrition data verified. Calorie counts and macros are taken from Subway’s official published nutrition data. How the Nom Score works →
Find the healthiest option, anywhere
Nom grades every fast food menu item A–F by the Nom Score, so you can order the best option at any restaurant.