Onion Salt vs Onion Powder

A side-by-side guide to substituting Onion Powder for Onion Salt (or vice versa).

Quick answer

Use 0.5 tsp of Onion Powder for every 1 tsp of Onion Salt.

Side-by-side

Onion Salt

Base unit: tsp

Read the full guide: Onion Salt

Onion Powder

Conversion: Use 50% as much (0.5 tsp per 1 tsp)

Tags: common

Notes: Onion salt contains salt; onion powder is salt-free. Use about half the amount of onion powder and reduce added salt elsewhere to avoid over-salting.

Read the full guide: Onion Powder

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When to use Onion Powder instead of Onion Salt

Onion salt contains salt; onion powder is salt-free. Use about half the amount of onion powder and reduce added salt elsewhere to avoid over-salting. The conversion is use 50% as much (0.5 tsp per 1 tsp).

Common questions

Can I substitute Onion Powder for Onion Salt?

Yes — Onion salt contains salt; onion powder is salt-free. Use about half the amount of onion powder and reduce added salt elsewhere to avoid over-salting. Ratio: Use 50% as much (0.5 tsp per 1 tsp).

What's the conversion ratio for Onion Salt to Onion Powder?

Use 50% as much (0.5 tsp per 1 tsp). For other quantities, use the SubSwap calculator.

Are Onion Salt and Onion Powder interchangeable?

They are similar in most uses, but Onion salt contains salt; onion powder is salt-free..

Is Onion Powder a better substitute than other options for Onion Salt?

Onion Powder is one of the options SubSwap lists for Onion Salt. The 'best' choice depends on your recipe — see the full list of Onion Salt substitutes.

Looking for more Onion Salt substitutes beyond Onion Powder?

See all Onion Salt swaps →