St John's wort (Hypericum perforatum) active substances has strong astringent, anti-microbial, hemostatic, anti-inflammatory and stimulating effect. St. John's wort herb is used as an infusion at a ratio 1:10 --1:20 for gastrointestinal diseases such as gastritis, enterocolitis, diarrhea, liver and gall diseases, stomach and liver cancer, gout, and also applied on the gums or used as a rinse to heal stomatitis. Oil of St. John's wort is a remedy for wounds, burns and ulcers when applied as a compress...