The invention discloses a portable yoga mat. The portable yoga mat comprises a mat body and a frame body, wherein the mat body is detachably embedded on the frame body, and the mat body is formed by sequentially lapping a plurality of cushion block units; a hollow interlayer which penetrates from one side of each cushion block unit to the other side of each cushion block unit in the horizontal direction is arranged on the cushion block unit, and a damping mechanism is arranged in each hollow interlayer. For the yoga mat, the deformation due to carrying can not be generated, meanwhile, the portable yoga mat has an excellent damping effect, so that the comfort during yoga exercise can be favorably improved, and in addition, the portable yoga mat has good stability.