Caerus Biotechnologies

We aim to provide fertility innovation that is fit for the future. Caerus Biotechnology is a European biotech research and development company specialising in next-generation fertility solutions. With a mission to revolutionise infertility therapy, we deploy novel technology to provide better diagnostics, uncover unaddressed factors and improve patient outcomes. A subsidiary of the GryNumber Health Group – a pharmaceutical and life sciences company, with production and sales offices across Europe and internationally, Caerus was founded upon decades of combined authoritative fertility expertise. Caerus’ flagship MiOXSYS technology is the only patented system to provide the complete measurement of seminal oxidative-reductive potential, validated by clinical studies and recognized by the World Health Organisation. Find out more at or reach out and become a part of our exciting mission: to help patients navigate their fertility journey.