Echinacea is an herb that some people take to improve immune system function. It may be beneficial for preventing and treating respiratory infections in some children, but more research is necessary.

Evidence of echinacea’s effect on COVID-19 is still very limited, though one previous study showed that a specific dosage of Echinacea purpurea can have an effect in preventing respiratory tract ...

Echinacea is a group of flowering plants in the daisy family. It may support the immune system and is a common ingredient in cold remedies. However, research into the benefits of echinacea is ...

The purple coneflower, Echinacea angustifolia, was the most widely used medicinal plant of the Plains Indians. It was used for a variety of ailments, including toothache, coughs, colds, sore throats, ...

Even the familiar Echinacea that you see growing in nursery pots — the basic E. purpurea, or purple coneflower — isn’t quite itself anymore.

Purple coneflowers are a favorite among many gardeners. Known botanically as Echinacea purpurea, this North American native perennial produces colorful magenta blooms in late summer and is a ...