Estee Lauder’s Advanced Night Repair is a bestseller for a reason (or several, really). Found in the bathroom cabinets of every beauty buff worth their salt since it launched in 1982, the nighttime serum has been heralded as a ‘category leader’ by YOU beauty director Edwina Ings-Chambers  for its ability to reduce the multiple signs of ageing caused by the ‘environmental assaults of modern life’.