Cosmopolitan: 17 Retinol Face Creams and Serums For Every Skin Type

Biopelle Retriderm Serum Max 1 Percent Retinol. I’ve been using this retinol serum for months now, and I freaking love how smooth and firm it makes my face look. It’s all thanks to super-potent retinol, hydrating hyaluronic acid, and soluable collagen—which is basically the ultimate recipe for baby soft and firm skin.