Two plants that can be found throughout North American wilderness contain ingredients that can block the virus that causes COVID-19 from entering human cells, a recent study says.
After testing 1,867 samples extracted from different parts of 660 plant and fungal species, a team of scientists at Emory University in Georgia reported that extracts from the flowers of tall goldenrod (Solidago altissima) and the rhizomes of the eagle fern (Pteridium aquilinum) each prevented the viral spike protein of SARS-CoV-2 from attaching to human cells in lab settings.
Both plants are native to North America. In fact, they are known to be used by Native American peoples as herbal remedies, the scientists noted….