Triquetra Health's Organic BioChlorella is the purest source of Chlorella in the world. It is grown following the most rigid organic and quality farming standards to provide consumers maximum nutrient density and bioavailability. BioChlorella is presented in broken cell wall form for optimal absorption by the cells to deliver the rich nutritional content. This source of Chlorella has been certified organic by 4 major organic certifying bodies including USDA, Ecocert, EU and Naturland. Our Chlorella is grown using 100% plant-based nutrients. No chemical fertilizers, animal fertilizers, pesticides, or herbicides are used in the cultivation process. It is also 100% free of contaminates including heavy metals, yeast, mold, E. Coli, BMAA, microcystine, pheophorbides, irradiation, chemical treatment, GMOs, solvents, binders, soy, and gelatin.