<human>:  What is the nutritional content of sushi?
<bot>: sushi typically contains a variety of fish, rice and seaweed, which all provide a good source of protein and vitamins. Fish is high in omega-3 fatty acids, which are essential for healthy brain and cardiovascular function. Rice contains complex carbohydrates, which are important for energy, as well as minerals like phosphorus, potassium, magnesium and iron. Seaweed is also a good source of vitamins and minerals such as calcium, iodine, and magnesium. Additionally, sushi may contain other ingredients such as vegetables, pickles, or fruit.