Seaweed + Soy Sauce Substitute for Fish Sauce: Exact Ratio
Looking for a fish sauce substitute? Seaweed + Soy Sauce works as a direct replacement. Use 1 tbsp soy sauce + 1/4 tsp dried seaweed powder = 1 tbsp fish sauce in any recipe that calls for fish sauce. This swap works best for Thai curries, soups, dipping sauces.
Best Substitute
Seaweed + Soy Sauce
1 tbsp soy sauce + 1/4 tsp dried seaweed powder = 1 tbsp fish sauce
The seaweed adds a briny, ocean-like flavor that mimics fish sauce. Blend dried nori or kelp into powder. Best vegan option for authentic flavor.
Tips When Replacing Fish Sauce in Recipes
Fish sauce is extremely potent: a little goes a long way. When substituting, focus on matching the umami and salt levels rather than the exact flavor. For vegan fish sauce, simmer soy sauce with dried mushrooms and seaweed for 10 minutes and strain.
What Is Fish Sauce and Why Substitute It?
A pungent, amber-colored condiment made from fermented fish and salt, delivering intense umami depth. Fish sauce is essential in Southeast Asian cuisines, used in Thai curries, Vietnamese pho, pad Thai, and dipping sauces.
Seaweed + Soy Sauce is one of 5 alternatives you can use instead of fish sauce. For a complete list of fish sauce substitutes with ratios and cooking tips, visit the full fish sauce substitute page.
What Else Can I Use Instead of Fish Sauce?
Frequently Asked Questions
Can I use seaweed + soy sauce instead of fish sauce?
Yes, you can use seaweed + soy sauce as a substitute for fish sauce. Use 1 tbsp soy sauce + 1/4 tsp dried seaweed powder = 1 tbsp fish sauce. The seaweed adds a briny, ocean-like flavor that mimics fish sauce. Blend dried nori or kelp into powder. Best vegan option for authentic flavor.
How much seaweed + soy sauce equals fish sauce?
Use 1 tbsp soy sauce + 1/4 tsp dried seaweed powder = 1 tbsp fish sauce to replace fish sauce with seaweed + soy sauce. Works best for Thai curries, soups, dipping sauces.
What is the best substitute for fish sauce?
Seaweed + Soy Sauce is a popular substitute for fish sauce. Use 1 tbsp soy sauce + 1/4 tsp dried seaweed powder = 1 tbsp fish sauce for a 1-to-1 replacement. See all 5 alternatives on our fish sauce substitute page.
Is seaweed + soy sauce a vegan substitute for fish sauce?
Yes, seaweed + soy sauce is vegan and works as a plant-based alternative to fish sauce. Use 1 tbsp soy sauce + 1/4 tsp dried seaweed powder = 1 tbsp fish sauce.