Oligominerals are basic chemical  substances which are vital in minimum quantities for the growth, development  and biological functioning of the body's organs and tissues. In particular,  oligominerals play an important role in the formation and development of epidermal tissue and its protective barriers. Bionsen products protect the natural composition of the skin, using a new formula developed in the company's laboratories. This contains Thermal Oligominerals from the Mount Aso Hot Springs in Japan, well known for their benefits.