Chlorella has a comprehensive and balanced nutritional value, and is rich in protein, essential amino acids, polysaccharides, pigments, fatty acids, vitamins and mineral elements such as iron, calcium, zinc and potassium. Unique advantages of “ZIONBIO” brand Chlorella Tablets: 1) 100% comes from natural Chlorella cell culture, with absolute biological safety. 2) Based on the global original "Sequential heterotrophic – dilution – photoinduction (SHDP)" cultivation platform technology and its series of derivative technologies, the cultivation is carried out in closed bioreactors. The whole process is high efficient, safe and controllable. 3) Adhered to a set of strict microalgae culture and production quality management system. The product safety standards formulated by the testing center are all stricter than those at home and abroad, creating high-quality microalgae products. 4) With nearly zero content of heavy metal and microorganism, no radiation treatment, no preservatives, no pigment additives, no agricultural residues and harmful substances residues. 5) The content of Chlorella pyrenoidosa powder in the tablets is more than 99%.