September 15, 2020
A New York federal judge has scrubbed a proposed class action alleging L'Oreal's EverSleek Keratin Caring hair products falsely advertise that keratin is an ingredient, ruling that the products' label makes it clear they don't include keratin.
May 15, 2019
A proposed class of consumers is claiming in New York federal court that a line of L'Oreal shampoo and conditioner misled them into believing they contained keratin, a protein that protects hair from damage and stress, while the substance is absent from the products.