Galeries Lafayette dresses in Prada, Guerlain celebrates a birthday in majesty, Nuxe unveils its glasses... The Beauty Imperative.

A 20-minute treatment to reboost hair at the Institut Leonor Greyl. The K18 molecular repair leave-in hair mask arrives at Sephora. The Red Edition Turtle Bottle by Baccarat celebrates the 110th anniversary of Guerlain's address on the Champs-Élysées. A drop at the end of the world of care? A drop of the ultimate beauty detail? Nuxe Eyewear unveils a collection of twenty models and ten sunglasses.