Both Food and a Medicine Sea Algae Algae contain more minerals and vitamins than any other food. The sea algae have vitamin B2, choline, naicin, carotene and algae acid, as well as many minerals - iodine, phosphorus, calcium, copper, manganese and zinc. Because of the high content of iodine, algae normalize the work of the thyroid gland. Without iodine metabolism can not function and energy can ... more.