Three Crab Brand Fish Saucein 24fl oz (682ml) bottle. Tree Crab Brand (Nuoc Mam Nhi Viet Huong Hiu Ba con Cua) has gain the status of the premium Fish Sauce in the market and it is endorsed by Bon Appetite as a Cheft Secrete Ingredients. Excellent quality and taste. Fish sauce is a condiment that is derived from fish that have been allowed to ferment. Fish Sauce is widely used in South East Asian Countries and to be added to dishes during the cooking process and can also be used in mixed form as a dipping condiment. Product Viet Huong Fish Sauce of Thailand.