Because a woman is never so glowing as when she is happy, Guerlain has created a daily skincare product whose unique complex stimulates the release of endorphins & recreates the effects of happiness on the skin. The result: first wrinkles seem ti disappear, the skin's texture is refined. The skin is plumped up, smooth & luminous. Action on first wrinkles & radiance. This fresh, silky-smooth, silicone-based cream leaves you with radiant, plumped, happy skin. Application Tips. To be used each morning alone or under your Happylogy.