Infused with 85% Houttuynia Cordata and 9.7% Tea Tree to refine pores and soothe troubled skin with antibacterial and anti-inflammatory benefits. Minimalisting yet effective formula of this serum maximizes its soothing benefits with 85% houttuynia cordata extract and 9.7% tea tree extract and with its quick absorbent formula leaves a refreshing finish. Houttuynia cordata is rich in cuercitrin, which removes skin toxicity, helps to clean pores and relieves skin trouble through anti-flammatory action. Long known in traditional medicine as a medicinal herb that has excellent detoxification, it is said that houttuynia cordata was used to treat swelling and skin diseases. Tea tree extract has a natural disinfectant function. MARY & MAY has developed a formula that helps relieve skin trouble and clean pore care by combining Houttuynia cordata and tea tree, both which are effective to calm the skin.