Also Known as Greater Periwinkle, Large Periwinkle or Blue Buttons
History: The Periwinkle herb was introduced into North America from Europe during the mid-1700s. At that time, Europeans used the plant, which has bright pink-purple hued flowers, as an ornament. Today Periwinkle grows throughout much of the warmer parts of the world. Medicinally, the plant has been used to help a range of maladies from ocular inflammation, diabetes, and hemorrhage to treating insect stings and cancers.
Uses: diarrhea, vaginal discharge, throat ailments, tonsillitis, chest pain, high blood pressure, sore throat, intestinal pain, inflammation, toothache, and water retention
Active Ingredients: vincamine,vanillic-acid, ursolic-acid,p-coumaric-acid, beta-sitosterol, reserpine , tannin
Actions: astringent, tonic, laxative
Complementary Herbs: Cranesbill, Agrimony