Indonesia’s rich marine resources, biodiversity and the types of natural resources in it are so abundant. Seaweed is one of the marine biota with various species in Indonesia. The richness of seaweed species not only plays a role in maintaining the balance of the ecosystem but can also be benefited from it. The benefits of seaweed are very diverse, including as a raw material for the cooking industry, cosmetics industry, construction industry, pharmaceuticals, health and medicine. For this reason, many communities, especially coastal communities, have cultivated various types of seaweed,

Seaweed is low in calories and fiber, but contains a variety of nutrients, such as carbohydrates, protein, fiber, vitamins and minerals including magnesium, manganese, iodine, potassium, sodium, calcium, folate, iron and copper, in quite high amounts. Seaweed also contains vitamins A, C, E, K, phosphorus and choline, although in small amounts. Apart from that, seaweed is also rich in antioxidants which makes seaweed have various health benefits.

Gracilaria is a genus of red algae, commonly known as seaweed or sea moss. Gracilaria is typically found in shallow, warm waters and is an important source of food and agar, a gelatinous substance used in various applications including food and pharmaceuticals. Its nutritional value and potential health benefits have made it an increasingly popular ingredient in the food industry.