The invention relates to a moringa oleifera antibacterial health-care mouth mask. The mouth mask comprises a mask cup, a medicinal constituent bag is arranged in the mask cup, the medicinal constituent bag is internally provided with a medicine pad, and medicine on the medicine pad is prepared from moringa oleifera extract, honeysuckle extract, aloe extract, sanguisorba officinalis extract, bidens tripartita extract, common andrographis herb extract, fructus forsythiae extract, folium isatidis extract, houttuynia cordata extract, coptis chinensis extract, scutellaria baicalensis extract, a biological cross-linking agent and polylysine. According to the moringa oleifera antibacterial health-care mouth mask, adopted raw materials are all plant extract, so that safety and reliability are achieved; the mouth mask is simple, effective and capable of not only resisting to particles and conducting filtration but also resisting to bacteria and conducting obstruction and protection; meanwhile, effective constituents of plant extracting solutions are inhaled through the respiratory tract, the active health-care efficiency of plant medicine is improved, the health-care effects of preventing and treating diseases are achieved, the efficacy of treating an internal disease through direct contact and external treatment is achieved, the polylysine and the biological cross-linking agent serve as adhesives, and the mouth mask is environment-friendly and free of pollution.