How to start using retinol on your face and the best products for every skin type
Stars like Nicole Kidman enjoy retinol's skin-smoothing benefits. Picture: Jon Kopaloff/Getty Images
Retinol improves all skin types — and smooth-faced celebrities like Nicole Kidman and Paris Hilton sing its praises. It is one of the most studied skincare ingredients, with more than 50 years of peer-reviewed research showing its short and long-term benefits.
