Female vaginal dryness is generally caused by the imbalance of pH in vagina. In addition, women can't secrete estrogen normally when they pass, which will also cause dryness. Saussurea involucrata ecological maintenance patch can pass three-level maintenance. The six-step health care method of dredging, bacteriostasis, detoxification, repair, nutrition and activation can balance the flora and activate the damaged cells, so it can solve the problem of female dryness.