Kikkoman Soy Sauce (1.9L) contains four primary ingredients: water, soybeans, wheat, and salt. This traditional soy sauce is naturally brewed, following a centuries-old recipe that ensures a rich, umami flavor. The brewing process involves fermenting these ingredients without the use of additives, colorings, preservatives, or flavor enhancers, and all ingredients are GMO-free. Allergens: This soy sauce contains soybeans and wheat, making it unsuitable for individuals with soy or wheat allergies. It does not contain peanuts, tree nuts, milk/dairy, eggs, fish, shellfish, sesame, or mustard. However, cross-contamination is possible, so individuals with severe allergies should exercise caution.