A refrigerator comprising: a main body forming a storage compartment; and a door provided to open and close the storage compartment, wherein the door includes a door body and a door panel detachably mountable on the door body, wherein the door body includes: an upper door cap and a lower door cap; a cover forming a front surface of the door body; and chassis (121, 126) forming opposite side surfaces of the door body, wherein the door panel includes: a panel body (111, 111') provided as a metal panel having a rear surface that faces the cover, the panel body (111, 111') including an upper-end panel bending portion formed by bending an upper end portion of the panel body (111, 111') rearward and a lower-end panel bending portion formed by bending a lower end portion of the panel body rearward; an upper fixing trim on the rear surface of the panel body (111, 111'); and a lower fixing trim on the rear surface of the panel body (111, 111'); wherein the upper door cap includes an upper front end portion formed to protrude forward than the cover to cover at least a portion of an upper surface of the upper-end panel bending portion, the lower door cap includes a lower front end portion formed to protrude forward than the cover to cover at least a portion of a lower surface of the lower-end panel bending portion, the upper-end panel bending portion is arranged between the upper front end portion of the upper door cap and the upper fixing trim, and the lower-end panel bending portion is arranged between the lower front end portion of the lower door cap and the lower fixing trim. a main body forming a storage compartment; and a door provided to open and close the storage compartment, wherein the door includes a door body and a door panel detachably mountable on the door body, wherein the door body includes: an upper door cap and a lower door cap; a cover forming a front surface of the door body; and chassis (121, 126) forming opposite side surfaces of the door body, wherein the door panel includes: a panel body (111, 111') provided as a metal panel having a rear surface that faces the cover, the panel body (111, 111') including an upper-end panel bending portion formed by bending an upper end portion of the panel body (111, 111') rearward and a lower-end panel bending portion formed by bending a lower end portion of the panel body rearward; an upper fixing trim on the rear surface of the panel body (111, 111'); and a lower fixing trim on the rear surface of the panel body (111, 111'); wherein the upper door cap includes an upper front end portion formed to protrude forward than the cover to cover at least a portion of an upper surface of the upper-end panel bending portion, the lower door cap includes a lower front end portion formed to protrude forward than the cover to cover at least a portion of a lower surface of the lower-end panel bending portion, the upper-end panel bending portion is arranged between the upper front end portion of the upper door cap and the upper fixing trim, and the lower-end panel bending portion is arranged between the lower front end portion of the lower door cap and the lower fixing trim. an upper door cap and a lower door cap; a cover forming a front surface of the door body; and chassis (121, 126) forming opposite side surfaces of the door body, wherein the door panel includes: a panel body (111, 111') provided as a metal panel having a rear surface that faces the cover, the panel body (111, 111') including an upper-end panel bending portion formed by bending an upper end portion of the panel body (111, 111') rearward and a lower-end panel bending portion formed by bending a lower end portion of the panel body rearward; an upper fixing trim on the rear surface of the panel body (111, 111'); and a lower fixing trim on the rear surface of the panel body (111, 111'); wherein the upper door cap includes an upper front end portion formed to protrude forward than the cover to cover at least a portion of an upper surface of the upper-end panel bending portion, the lower door cap includes a lower front end portion formed to protrude forward than the cover to cover at least a portion of a lower surface of the lower-end panel bending portion, the upper-end panel bending portion is arranged between the upper front end portion of the upper door cap and the upper fixing trim, and the lower-end panel bending portion is arranged between the lower front end portion of the lower door cap and the lower fixing trim. a panel body (111, 111') provided as a metal panel having a rear surface that faces the cover, the panel body (111, 111') including an upper-end panel bending portion formed by bending an upper end portion of the panel body (111, 111') rearward and a lower-end panel bending portion formed by bending a lower end portion of the panel body rearward; an upper fixing trim on the rear surface of the panel body (111, 111'); and a lower fixing trim on the rear surface of the panel body (111, 111'); wherein the upper door cap includes an upper front end portion formed to protrude forward than the cover to cover at least a portion of an upper surface of the upper-end panel bending portion, the lower door cap includes a lower front end portion formed to protrude forward than the cover to cover at least a portion of a lower surface of the lower-end panel bending portion, the upper-end panel bending portion is arranged between the upper front end portion of the upper door cap and the upper fixing trim, and the lower-end panel bending portion is arranged between the lower front end portion of the lower door cap and the lower fixing trim.