A kind of portable support accessory, for combining an object, which has a loading end, and the loading end, apart from one height of ground, which includes a supporting part, an extension and a support portion. The supporting part has an opening. For accommodating the head of a user, the head of the user exerts a force the what supporting part opening, and the supporting part is allowed to generate one first active force in a first direction. The extension combines the supporting part. The extension is arranged on the loading end. The support portion combines the supporting part. The support portion generates one second active force in the second direction, allows second active force to reduce first active force, to support the supporting part.一種可攜式支撐輔具，供結合一物件，該物件具有一承載面，且該承載面距離地面一高度，該可攜式支撐輔具包含一承載部、一延伸部與一支撐部。該承載部具有一開口。該開口供容置一使用者的頭部，該使用者的該頭部施力於該承載部，讓該承載部在一第一方向產生一第一作用力。該延伸部結合該承載部。該延伸部設置在該承載面之上方。該支撐部結合該承載部。該支撐部在該第二方向產生一第二作用力，讓該第二作用力減少該第一作用力，以支撐該承載部。
