Whenever I ask them for product recommendations — whether it’s the best retinol serum or the right sunscreen ... in particular the Cicaplast Balm B5, which has racked up millions of views ...

Best serum for dry skin: The Ordinary Hyaluronic Acid 2% + B5 (with Ceramides), Multi-Depth Hydration Serum for Plumper, Smoother Skin | Skip to review Best firming moisturizer for dry skin ...