Light Soy Sauce Substitutes
生抽 · shēng chōu · thin soy sauce
By The Chowmi Test Kitchen · Updated June 4, 2026
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Good news: light soy sauce is the easiest of the soy sauces to substitute, because regular or all-purpose soy sauce (like Kikkoman) is essentially the same thing — thin, salty, and the main seasoning soy. Use it 1:1. For a gluten-free swap, tamari works almost identically (most tamari is wheat-free; check the label). If you need soy-free, coconut aminos stand in, though they're noticeably sweeter and less salty, so use a bit more and cut other sugar. The one thing not to do is reach for dark soy sauce in its place — dark soy is less salty and used for color and a hint of sweetness, so swapping it for light soy leaves a dish under-seasoned and over-colored. Light soy seasons; that's its job.
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Every light soy sauce substitute, ranked
| Substitute | Ratio | Match |
|---|---|---|
| Regular/all-purpose soy sauce Almost everything · vegan | 1:1 | 95% |
| Tamari Gluten-free cooking · vegan | 1:1 | 90% |
| Coconut aminos Soy-free / gluten-free · vegan | Use a bit more; reduce other sugar | 65% |
- Regular/all-purpose soy sauce: Most Western soy sauce (Kikkoman, etc.) is basically light soy — thin and salty. The easiest swap there is.
- Tamari: Nearly identical in saltiness and use; most tamari is wheat-free (check the label). Slightly richer.
- Coconut aminos: Sweeter and less salty than soy, so add more and adjust seasoning. A decent soy-free stand-in.
What is Light Soy Sauce?
Light soy sauce (生抽) is the thin, salty, everyday soy sauce that does most of the seasoning in Chinese cooking — in marinades, stir-fries, dressings, and dipping sauces. “Light” refers to its color and body (it's thinner and lighter than dark soy), not to reduced sodium. It's the default soy in most recipes; when a recipe just says “soy sauce,” it almost always means this.
Flavor: Salty, savory, and clean — the primary umami seasoning in most Chinese dishes.
Light vs dark soy sauce
Light soy (生抽) is thin, salty, and the main seasoning. Dark soy (老抽) is thicker, darker, slightly sweet, and less salty — used mostly for color, as in red-braised dishes. They aren't interchangeable: swap dark for light and the dish turns too dark and under-seasoned; swap light for dark and it gets too salty. Many recipes use both, each for its own job.
Light soy vs regular soy sauce
For practical purposes they're the same — most all-purpose Western soy sauce is closest to Chinese light soy. If a recipe specifies “light soy sauce,” your regular bottle of soy will do the job. The distinction matters more when a recipe calls for dark soy, which is a different product.
Where to buy light soy sauce
Stock real light soy sauce
Pearl River Bridge, Lee Kum Kee, and Kikkoman are all reliable. Any grocery store carries soy sauce; for a labeled “light soy” (生抽), check the Asian aisle, Weee!, Yamibuy, or Amazon. A bottle each of light and dark soy covers nearly all Chinese cooking.
Light Soy Sauce FAQ
What can I use instead of light soy sauce?
Regular or all-purpose soy sauce (like Kikkoman) works almost perfectly, 1:1 — it's essentially the same thin, salty soy. For gluten-free, use tamari (check that it's wheat-free). For soy-free, coconut aminos work, but they're sweeter and less salty, so use a little more.
Is light soy sauce the same as regular soy sauce?
Effectively, yes. Most Western “all-purpose” soy sauce is closest to Chinese light soy — thin and salty, used as the main seasoning. If a recipe calls for “light soy sauce” and you only have regular soy, go ahead and use it.
Does “light” soy sauce mean low sodium?
No — “light” refers to its lighter color and thinner body compared to dark soy sauce, not to reduced salt. In fact, light soy is the saltier of the two. Low-sodium soy sauce is a separate product, usually labeled “reduced sodium.”
Can I use dark soy sauce instead of light soy sauce?
Not as a direct swap. Dark soy is less salty and is used for color and a touch of sweetness, so using it in place of light soy leaves a dish under-seasoned and too dark. If it's all you have, add a little salt and expect a darker result — but regular soy sauce is a far better stand-in.
Recipes that use light soy sauce
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