Clam juice is an ingredient that is used in many seafood recipes around the world. It is a flavorful liquid that is extracted from steamed or boiled clams and is often used as a base for soups and sauces. There are many synonyms for clam juice, such as clam broth, clam stock, and clam essence. All of these terms refer to the same product. Other synonyms include seafood stock and fish fumet, which can be used as substitutes in recipes that indicate clam juice. When looking for a substitute, it is important to consider the dish's flavor profile, as each ingredient will contribute to the final taste.