Kiehl's was founded in New York in 1851 and joined the L'Oréal Group in 2000. Kiehl's has a high reputation in the field of skincare products, and its hair care oils also perform well in similar products, with a high degree of mildness. Although Kiehl's is not a specialized hair care brand, as a big brand under the L'Oréal Group, its production scale and capacity and brand positioning are first-class, with high safety, although the price is higher, it can also be used as one of the options.