AFA blue green algae grown in Klamath Lake is not toxic.
Blue green algae is like saying mushrooms. There are literally 1000's of species. Much like the world of mushrooms, some are edible, some are not. Some are poisonous, some are not. Which species are you referring to? Our wild grown, and wild harvested Aphanizomenon flos-aquae AFA is a rare edible, non-toxic species that grows abundantly. It is Organic and Kosher certified.