Clean and modern production facility Certified by the Japanese government with a production capacity of 100 million packets per year. Aureo Co., Ltd. (Kazusa) is located in a biotechnology production area. The mountainous plains of Chiba Prefecture, near the sea, are surrounded by forests and pure nature. Confident with GMP production standards in Japan. and has been certified by the Food and Drug Administration We care about every quality. The raw materials are 100% selected from nature, without any chemicals as ingredients. All types of packaging are made from recycled paper. Can be biodegraded and is not toxic to the environment