Researchers from the University of Minnesota have found that purple coneflower (Echinacea purpurea) can boost a person’s immune function. In their report, published in the Journal of Medicinal Food, the team looked at the effects of purple coneflower root extract on murine spleen cells stimulated with concanavalin A. Purple coneflower root extract improves immunity In their report, the team harvested spleen […]