Chef's 40 degrees N grade. Gluten free. No shellfish. 100% pure - First press extra virgin. Red Boat is 100% pure, first press, extra virgin Vietnamese fish sauce. Made from only two ingredients, the freshest ca com (black anchovy) and sea salt, it is free from added water, MSG, and preservatives. The quality of fish sauce is determined by protein levels. No other fish sauce has a natural protein content higher than Red Boat 40 degrees N. Packed with B vitamins and minerals, the extra-rich protein content give all of your favorite recipes that elusive fifth flavor - umami. Try it with all things Asian, Caesar salad, pasta, braised dishes, or any seafood based recipe. Red Boat anchovies are sourced exclusively from the crystal clear waters off the Phu Quoc island archipelago. Made in Phu Quoc Island Vietnam.