G.M. Collin was founded in France and has been offering superior skin care products to men and women since 1957. Over the years, GM Collin has earned its stellar reputation by staying involved with the latest cutting-edge technology available in the skin care field. G.M. Collin is now developed and manufactured by Dermo-Cosmetik Laboratories in Montreal, Canada. Since acquiring GM Collin in the early 1990’s, the company has enhanced and adapted the dermo-corrective capacity of the products to suit the North American climate and way of life. Using technology in combination with natural plant derivatives and marine extracts, GM Collin creates products that achieve visible results. While the laboratory uses.