This week we’ll be introducing a new series about other people’s skincare routines. The idea is to share different products, cleansing methods, skin types and concerns with you beyond our own experience. First up is Tamsin, our bestie, who has beautiful, pale skin that is normal to dry. She worries about fine lines and congestion on her nose and chin. “I use Dermalogica’s range, which is all plant-based, and my skin loves it. It’s expensive but each product lasts 3-6 months so I save up and ask friends to bring it over from the UK, where it is cheaper. Your…