"Some seaweeds contain 10 to 100 times more minerals and vitamins per unit dry mass than terrestrial plants or animal-derived foods"
"These include fat- and water-soluble vitamins A, D, E, K, C, B1, B2, B9, B12 and essential minerals calcium, iron, iodine, magnesium, phosphorus, potassium, zinc, copper, manganese, selenium, and fluoride"