Collagen, the protein that keeps skin elastic and firm ... authority in laser and cosmetic treatments—to compile a cheat sheet of products and ingredients to use (or to avoid!) ...

There are very few ingredients that you can simply slather on, mix together and layer to your heart's content – but least of all when it comes to retinol. The star active might be one of the ...

Preparing week in, week out for the RTÉ cameras has given Jennifer Rock plenty of experience in tackling those nightmare skin ...