An evaluation device (100) for a health condition of a blood circulatory system, an assessment method for a damage contribution degree of a physiological index, and an assessment method for a health condition of a blood circulatory system are provided. The evaluation device (100) for a health condition of a blood circulatory system includes: a module (110) to assess a damage contribution degree of a physiological index and a module (120) to assess a blood health. The device is capable of performing direct analysis and assessment on contribution degree of each of the physiological indexes to the health damage of a human body and health condition of the blood circulatory system.