What is a lipstick dupe? Lipstick dupes are duplicates; exact colour matches for high-end lipstick brands like MAC, Bobbi Brown, NARS, Estée Lauder, Lancôme, Chanel and Yves Saint-Laurent. With so many lipstick brands (high-end and drugstore), colours and gorgeous formulas on the market, it’s easy to think that the higher priced “luxury brands” would be…