Zinc: Doctors theorise that spirulina has many bioactive and nutritious substances which improve mineral absorption, which includes zinc, improves general health and the immune system.
Spirulina has a nutritional advantage over other minerals, so what exactly is spirulina? Spirulina is a micro-vegetable classified as a blue-green microalgae. Spirulina algae is not the same algae that grows on ponds to form scum as some might think, but like land plants algae comes in all colours, shapes and sizes. Of more than 30,000 species of algae, spirulina algae is the most primitive, but beneficial for so many health conditions. They do not contain a nucleus and their cell walls are soft and easily digested, unlike other plants that contain hard indigestable cellulose.