• Ad from 1921

    Image Credit: Courtesy of L'Oreal

    Ad from 1921.

  • Fast-acting Im&#233dia bows in 1929

    Image Credit: L'Oreal

    Fast-acting Imédia bows in 1929.

  • Ad from 1937

    Image Credit: Courtesy of L'Oreal

    Ad from 1937.

  • Ad from 1957

    Image Credit: Courtesy of L'Oreal

    Ad from 1957.

  • Ad from 1961

    Image Credit: Courtesy of L'Oreal

    Ad from 1961.

  • Ad from 1961

    Image Credit: Courtesy of L'Oreal

    Ad from 1961

  • Charles Zviak in the lab 1946

    Image Credit: Courtesy of L'Oreal

    Charles Zviak in the lab, 1946.

  • The first at-home hair dye kits are introduced in 1966

    Image Credit: Courtesy of L'Oreal

    The first at-home hair dye kits are introduced in 1966.

  • Recherche is renamed K&#233rastase in 1967

    Image Credit: Courtesy of L'Oreal

    Recherche is renamed Kérastase in 1967.

  • An ad from the &#8220Because I&#8217m Worth It&#8221 campaign

    Image Credit: Courtesy of L'Oreal

    An ad from the “Because I’m Worth It” campaign.

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