An underwear for chiropractic is disclosed. The underwear includes: a main body configured to wrap an upper part of a human body an opening and closing unit including a zipper disposed at a front of the main body a fastening unit including a plurality of holes disposed at a rear of the main body and a rope and a third fixing unit a plurality of supports configured to support a spine by being fixed at the main body and a pelvis supporter disposed at a lower part of the main body and made of an elastic mesh member, and including an opening formed between two of wearing holes for legs of a user to be inserted. According to an exemplary embodiment, the underwear has effects of keeping a correct posture and correcting the spine, by firmly supporting the core muscles.
