Nori is a kind of edible seaweed that is often used in Japanese cuisine. It is commonly used to wrap sushi and can also be used as a garnish or as an ingredient in other dishes. Nori is usually sold in sheets and has a paper-like texture. It is dark green in color and has a slightly salty taste. Nori is high in vitamins and minerals and is a good source of protein. It is also low in calories and fat, and it is veg.