Courage+Khazaka Company was founded in 1986. in Cologne, Germany by 2 scientists Mr.Wilfried Courage and prof. Hc. Gabriel Khazaka. They introduced the first scientific measurement tools to objectively quantify parameters on the skin. Until today CK have always been the world market leader in field of bio-engineering of skin and dermo-cosmetic analyses.
Nobody else offers such a complete range of measurement parameters. Even after 30 years, CK are constantly developing new parameters for skin & hair.
Even in space (ISS missions) research physiological properties of skin made on the C+K devices. The level of analysis is the expert level with reference values (the gold standard).