Case Size: 12/23 fl oz. Case of 23 fl oz bottles of vegetarian fish sauce alternative. Lucky Eight Brand Vegetarian Fish Sauce (Nuoc Nam Chay) is a plant‑based alternative made from fermented soy and seaweed, providing umami depth without seafood. Each 23 fl oz bottle in the case is perfect for vegan and vegetarian dishes. Store in a cool, dry place; refrigerate after opening.