Guerlain L'Essentiel Natural Glow Foundation is a foundation with 97% ingredients of natural origin, with a natural and radiant finish, that lasts 16 hours. The complexion is perfect, clear and fresh. The texture is comfortable and smooth, ideal for modulating coverage (light to medium). With L'Essentiel, the skin becomes more beautiful day after day. The formula allows the skin to breathe, moisturizes, balances and protects against pollution.