Euglena Co., Ltd. engages in the research, development, production, and sale of microalgae. It operates through Healthcare Business and Energy/Environment Business segments. The company also manufactures and sells foods and cosmetics using euglena. In addition, it offers health foods, beverages, confectionery, and sports food products. Further, the company develops biofuel technology and environmental related technology for microalgae; and invests in biotechnology related business. It distributes its products at convenience stores, drugstores, supermarkets, beauty salons, and variety shops. The company was incorporated in 2005 and is headquartered in Tokyo, Japan.