PROBLEM TO BE SOLVED: To provide a joint supporter capable of achieving both of comfort in wearing and suppression of deviation.SOLUTION: There is provided a joint supporter comprising: a cylindrical supporter body which is attached to a portion including a joint of a wearer, and which has a joint support part for applying wearing pressure to the joint of the wearer; and an antislip member which is provided on at least a part of an axial end part on a body side of the wearer on an inner peripheral surface of the supporter body, in the antislip member, an integral value of adhesion force measured by a probe tack test using a probe having a diameter of 5 mm is 0.1 gf sec or greater and 50.0 gf sec or smaller, in which average wearing pressure on the axial end part on the body side of the wearer is lower than average wearing pressure on the joint support part.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】着用時の快適性とズレの抑制とを両立した関節用サポータを提供すること。【解決手段】着用者の関節を含む部位に装着され、前記着用者の関節に着圧を付与する関節サポート部を有する筒状のサポータ本体と、前記サポータ本体の内周面のうち前記着用者の胴体側における軸方向端部の少なくとも一部に設けられ、直径5mmのプローブを用いたプローブタック試験法により測定された粘着力の積分値が0.1gf・sec以上50.0gf・sec以下である滑り止め部材と、を備え、前記着用者の胴体側における軸方向端部の平均着圧が、前記関節サポート部の平均着圧よりも低い関節用サポータ。【選択図】図1