Spirulina is a natural blue-green algae that has been consumed for centuries and remains popular today. These handy tablets are each packed with 500mg of organic spirulina, making them easy to to support an active lifestyle and add into your busy training schedule. Spirulina is a natural blue-green algae that has been consumed for centuries and remains popular today when supporting a well-balanced diet with additional \'greens\'. These convenient tablets provide 500mg of organic spirulina per tablet, making it super easy to support an active lifestyle and add into your busy training schedule. Natural blue-green algae. 500mg of organic spirulina per tablet. 240 tablets per pack Spirulina is an algae that grows in mineral-rich lakes. Enjoy Mattisons 100% organic Spirulina tablets today! Read more here.