Actress Shay Mitchell is facing criticism online after launching a skincare company for children aged four and up. Some critics have called the brand “dystopian” and “depressing” and it’s sparked a wider discussion around the need for children’s skincare products and the so-called 'Sephora Kids' phenomenon, where young children are purchasing expensive and potentially harmful skincare products. So, is it ever ok to let your child have a skincare routine, and which products should be avoided? We'