· elderberry is one of the most commonly used medicinal plants in the world. Elderberry has been used in folk medicine to treat colds and flu. · elderberry is the fruit of the sambucus tree, a genus of flowering plants in the elder family, distributed mainly in the northern hemisphere. “ elderberries are considered a healthy food,” dr. · but is elderberry good for you? Elderberry is promoted as a dietary supplement for colds, flu, and other conditions. “they’re a low-calorie source of antioxidants, dietary fiber and vitamin c. · in folk medicine today, the elderberry is considered one of the world’s most healing plants. The berries and flowers of elderberry are packed with antioxidants and vitamins that may boost your. · freshly pressed elderberry juice is high in antioxidant compounds, like protocatechuic and chlorogenic acid. The most commonly used species is sambucus nigra, commonly known as black elderberry. It is most often taken as a supplement to treat cold and flu symptoms. However, the raw berries, bark, and leaves are. It also contains phytonutrients (nutrients found in plants) like the flavonoids. · elderberry is the dark purple berry of the european or black elder tree, which grows in europe, north america, western asia, and north africa.