ALGINASE, which brings about the enzymic hydrolysis of alginic acid, has been found in the organs of a few of the lower animals 1,2 and in some kinds of bacteria 3,4.

Indigenous peoples used it for poultices and teas ... phlorotannins, fucoxanthin, alginic acid, fucoidans, and small amounts of vitamins A and C. Doerfler points to alginic acid—found in ...