Salt vs Soy sauce
A side-by-side guide to substituting Soy sauce for Salt (or vice versa).
Use 0.33 tsp of Soy sauce for every 1 tsp of Salt.
Side-by-side
Soy sauce
Conversion: Use 33% as much (0.33 tsp per 1 tsp)
Tags: common
Notes: Soy sauce adds saltiness plus umami, color, and moisture. Start with about 1 tbsp soy sauce per 1 tsp salt, then adjust by taste. Reduce other liquids accordingly.
Read the full guide: Soy sauce
Calculate the exact swap for your recipe in seconds.
Open calculator →When to use Soy sauce instead of Salt
Soy sauce adds saltiness plus umami, color, and moisture. Start with about 1 tbsp soy sauce per 1 tsp salt, then adjust by taste. Reduce other liquids accordingly. The conversion is use 33% as much (0.33 tsp per 1 tsp).
Common questions
Yes — Soy sauce adds saltiness plus umami, color, and moisture. Start with about 1 tbsp soy sauce per 1 tsp salt, then adjust by taste. Reduce other liquids accordingly. Ratio: Use 33% as much (0.33 tsp per 1 tsp).
Use 33% as much (0.33 tsp per 1 tsp). For other quantities, use the SubSwap calculator.
They are similar in most uses, but Soy sauce adds saltiness plus umami, color, and moisture..
Soy sauce is one of the options SubSwap lists for Salt. The 'best' choice depends on your recipe — see the full list of Salt substitutes.
Looking for more Salt substitutes beyond Soy sauce?
See all Salt swaps →