The natural tannins oligomeric proanthocyanidins and punicalagin are potent inhibitors of infection by SARS-CoV-2 in vitro
H.-F. Chen, W.-J. Wang, C.-Y. Chen…·M.-C. Hung
This study identifies OPCs and punicalagin as potent inhibitors of SARS-CoV-2 infection, with punicalagin showing the strongest activity against omicron variants and viral entry.