Red Boat Fish Sauce 40°N 503 ml — First-Press Vietnamese Anchovy Sauce, Gluten & Sugar Free

Red Boat Fish Sauce is a single-press, 40°N fermented anchovy sauce from Phú Quốc made with only sea salt and black anchovies for pure umami.

Harvested and fermented in Vietnam’s Phú Quốc archipelago, Red Boat’s 17 fl oz (500 ml) bottle delivers a concentrated, savory backbone for cooking without additives. This fish sauce is produced using a traditional, year-long wooden-barrel fermentation and a first-press method that yields higher protein content and a cleaner, more complex flavor. It’s gluten- and sugar-free and fits Keto, Paleo, and Whole30 preferences, making it a versatile pantry essential for home cooks and professional chefs alike.

What makes 40°N first-press fish sauce different from other brands?

40°N refers to the protein content (40 degrees on the nitrogen scale), indicating a richer extract from the fish. Red Boat’s first-press process uses only the initial pressing of fermented anchovies and salt, yielding a fuller, less diluted flavor than multiple-press sauces. The result is a clear, amber liquid with concentrated umami and minimal off-notes.

• High protein concentration produces stronger savory depth.
• First-press limits dilution—more anchovy flavor per drop.
• Clear color and clean aroma due to careful fermentation and filtration.

How should I use Red Boat Fish Sauce in everyday cooking?

Red Boat is designed to enhance sauces, marinades, soups, dressings, and stir-fries without overpowering other ingredients. A few drops can replace or complement salt in recipes, adding complexity and a savory lift. Use it sparingly at first and adjust to taste—its concentrated profile means less is often better.

• Add to vinaigrettes and dipping sauces for depth and balance.
• Stir into broths, pho, or ramen to enrich savory notes.
• Mix into marinades for meats, grilled vegetables, and fried rice.

How is Red Boat fish sauce made and why does that matter?

Anchovies are caught near Phú Quốc and combined with sea salt, then slowly fermented in wooden barrels for about a year using a family-trusted method. The long fermentation and simple ingredient list allow natural enzymes to extract proteins and amino acids responsible for umami without artificial additives. This old-world technique yields a purer flavor profile and a naturally occurring savory bouquet.

• Only two ingredients: black anchovies and sea salt—no fillers.
• Year-long wooden barrel fermentation promotes depth and clarity.
• Family-owned production maintains consistent small-batch standards.

Is this fish sauce suitable for specific diets and food sensitivities?

Red Boat contains no wheat, sugar, or artificial ingredients, making it compatible with gluten-free, Keto, Paleo, and Whole30 approaches. It is a fermented fish product, so it’s not vegetarian or vegan. If you have seafood allergies, avoid it because it’s made entirely from anchovies.

• Gluten-free and sugar-free—suitable for many low-carb plans.
• Not plant-based; contains anchovy proteins—avoid with fish allergy.
• Minimal ingredients reduce the risk of hidden additives.

Who is this for? Red Boat Premium Fish Sauce is ideal for cooks who want a high-quality, authentic Vietnamese anchovy sauce that adds concentrated umami with minimal ingredients. It suits home chefs refining Southeast Asian dishes, professional kitchens seeking consistent flavor, and health-minded eaters who prefer simple, traceable ingredients. If you want a reliable, potent fish sauce to elevate soups, sauces, marinades, and dressings, Red Boat is built for that purpose.

Ingredients

Anchovy and Sea Salt