What Is St. John’s Wort?

St. John’s wort is a medicinal herb that is native to Europe, although it is naturalized in many other places throughout the world. It works well both on its own and when combined with other herbs. 

How to Use St. John’s Wort (Common Uses)

St. John’s wort can be taken internally as a tea, powder, capsules, or extract. It can also be used topically as an infused oil. 

Medicinal Uses and Benefits of St. John’s Wort

St. John’s wort is often used to help in cases of mild to moderate depression, seasonal affective disorder, anxiety, and nerve disorders. It is thought to be effective for this because of the ability of some compounds within it to inhibit monoamine oxidase (MAO),as well as inhibit reuptake of serotonin, norepinephrine, and dopamine. In addition, it is antiviral and oil can be used internally and externally for cold sores and other viral infections. When large amounts of St. John’s Wort are taken internally, it can increase photosensitivity. St. John’s wort should be used with caution, as it interacts with many other herbs and pharmaceuticals. 

Active Constituents in St. John’s Wort

Volatile oils, flavonoids, proanthocyanidins, naphthodianthrones, carotenoids, phloroglucins, tannins.

Notable Facts About St. John’s Wort

St. John’s wort is considered a holy herb, and has been used to help to protect people from curses, demons, and lightning.