The present invention provides a lip cosmetic that has good gloss and good stability, while maintaining post-application secondary adhesion resistance. The lip cosmetic of the present invention is characterized by comprising the following components (a) to (d):(a) 4.5 to 35 mass % of glyceryl monoisostearate;(b) 20 to 80 mass % of one or more kinds of methyl phenyl silicones that do not separate out when mixed with (a) at 90° C. and separate out when mixed with (a) at 25° C.;(c) 5 mass % or more of water and/or glycerin, relative to the component (a), and 24 mass % or less, relative to the total amount of the cosmetic; and(d) 4 to 10 mass % of a wax.