Hijiki

Hijiki is a type of edible seaweed that grows along the coasts of Japan, Korea, and China. It is characterized by its dark brown, almost black, appearance when dried, and its stringy, noodle-like texture. When rehydrated, hijiki turns a deep green color. It has a mild, slightly sweet, and earthy flavor that is often described as umami.

The harvesting of hijiki is typically done by hand. It is then dried for preservation and ease of transport. In its dried form, it can be stored for extended periods. Before consumption, hijiki is usually soaked in water to rehydrate it and then cooked. It is a popular ingredient in Japanese cuisine, often incorporated into simmered dishes (nimono), stir-fries, salads, and rice dishes. Common accompaniments include soy sauce, mirin, sake, and dashi.

Nutritionally, hijiki is a good source of dietary fiber, vitamins, and minerals, particularly calcium, iron, and magnesium. However, it is important to note that hijiki can contain higher levels of inorganic arsenic than other seaweeds. Due to this potential concern, moderate consumption is generally recommended, and some health organizations advise against frequent or large intake, especially for pregnant women and young children.