Galium odoratum is a characteristic ancient forest indicator species in temperate broadleaf European forests. The species is rich in biologically active compounds, including coumarin, asperulosiode, monotropein, scandoside, rutin, quercitrin, etc. It is used for centuries as a medicinal, ornamental and food plant. It is used in traditional medicine for its antihypoxic and antimicrobial effect, its ability to cleanse the blood, improve metabolism and memory, reduce swelling, cure wounds and cuts. It is also used for central nervous system problems and disorders, stomach complaints, diarrhea, digestive and liver problems, epilepsy, fever, nervous agitation, jaundice, gout treatment etc. Galium odoratum is also used in modern medicine. Its proven pharmacological properties include antioxidant, antimicrobial, antifungal and antiviral effects, burn wound healing activity, anti-hypoxic and sedative effects, etc. The toxicity of the coumarins in Galium odoratum is classified as high. However, no data on toxic effects in humans following intake of Galium odoratum and no experimental data are available. Divergent data exist about species toxicity, based on experiments with different animal species.