Provided are a composition for cooling skin comprising a Phellodendron bark extract, a method of preparing the composition, a skin-improving product comprising the composition and a method of cooling skin by applying the composition to a skin of a subject, wherein the skin needs cooling. The composition prevents a burning sensation in the skin and under the skin and reduces heat generated under the skin and on the skin. The composition includes a Phellodendron bark extract as a main ingredient and further includes an extract of one or more selected from the group consisting of Anemarrhena asphodeloides, Scutellaria baicalensis, Paeonia lactiflora, Dictamnus dasycarpus, Alumen, Dryobalanops aromatic and Mentha arvensis.