Provided is a hair oil that spreads smoothly, gives a soft and light finish, and satisfactorily effectively imparts a moist feel, easiness of styling, and a glossy feel to the hair. The provided hair oil includes an oil-based gel-like composition including a gel-forming agent and an oil-phase component,in which:the gel-forming agent includes a lecithin and at least one selected from a polyglycerol and a polyglycerol fatty acid ester in an amount (total amount) of from 5 to 100 percent by weight per 100 percent by weight of the lecithinthe polyglycerol has a degree of polymerization of from 2 to 20 andthe polyglycerol fatty acid ester has a fatty acid residue having 14 or less carbon atoms, has an HLB of 15 or more as calculated based on an organic conceptual diagram, and has a degree of polymerization of from 8 to 40.
