Garnish Structure for Lower Door

A garnish structure includes a garnish unit configured to be located on a surface of a lower door and to perform impact absorption and load support, wherein the garnish unit includes a first layer region configured to absorb energy, and a second layer region configured to withstand a collision. The garnish unit further includes a garnish panel forming an outer surface of the garnish unit, a first impact member formed inside the garnish panel, an absorbing member located in the first layer region, a spring member located inside the absorbing member, a second impact member formed inside the first impact member, and a damping spring located in the second layer region.