The two sisters – Catherine (an aesthetician) and Françoise (a biochemist) – joined forces – and career paths – in an empowering mission to bring what nature has to offer to beauty!
Yon-Ka laboratories has pioneered the production of cutting-edge aromatherapy and phytotherapy formulas since its inception in 1954.
G.M. Collin has continued its tradition of excellence and innovation for the past 60 years, with the mission of allowing everyone to discover both their unique beauty and absolute self-confidence.
G.M. Collin creates superior skin care products ranging from preventive care to combating the first signs of ageing and for mature skin, achieving unrivalled results for all skin types and conditions.