Zhongke Shengkang quantum polypeptide is good. The purity of Zhongke Shengkang quantum polypeptide is particularly high. Zhongke Shengkang quantum polypeptide can improve the sub-health state of human body, inhibit cell degeneration, enhance human immunity, activate cell activity, effectively remove free radicals harmful to human body, repair degenerated cells of human body, improve cell metabolism, and promote and maintain normal and balanced metabolism of cells.