Star anise contains high levels of shikimic acid, and is widely known for its antiviral effects in Chinese medicine. Shikimic acid has been shown to confer anti blood clotting activity.
receptors
Natto: This fermented Japanese superfood can inhibit SARS-CoV-2 infections, researchers find
Natto Nattokinase (NK), a potent blood-clot dissolving protein that degrades key region of SARS-CoV-2 spike protein. By degrading the receptor binding domain (RBD) of the spike protein, nattokinase impairs the virus’s ability to infect cells.