He also launched a line of cosmetics, especially hair products sold in supermarkets including shampoos, hair scrunchies, barrettes, masks and lacquerware.
In 1988, the hairdresser creates controversy by forcing one of itsemployees, Thierry Venet, to resign, arguing that it would have "amouth sidaïque".The group Jean-Louis David in 1976 is then creates a franchise of hair salons. Its institutions had a turnover of 6.7 billion francs in 1994 and, as of 1995, 378 fairs in France (for 227 franchisees) and about 700 worldwide (originally established in Belgium, Switzerland, Italy , Spain, United States, Poland and Brazil, before conquering Russiaand South Korea) .