Sun Chlorella USA manufactures and sells the world's premier chlorella and eleuthero supplements. Our mission centers around helping more people enjoy happiness through good health. As part of our ongoing effort to achieve excellence, Sun Chlorella invests heavily in research, education, product improvement, quality manufacturing, employee development and customer service. Our Sun Chlorella supplement is made from chlorella pyrenoidosa, a nutritionally superior species of chlorella, a freshwater single-celled green algae. Chlorella contains 22 vitamins and minerals as well as 18 amino acids, including the 8 essential amino acids. Chlorella contains a higher concentration of chlorophyll than any plant on the planet and is the only known plant source of the vitamin B12 our bodies can digest. It also contains more protein per ounce than steak and more nucleic acids than any other food source.