Hanai Toshihiko, Natural Polyphenols as Inhibitors for the Binding of Covid-19 S-RBD with ACE-2, Journal of Human Health Research, Volume 2, Issue 1, 2024, Pages 9-16, ISSN 2576-9383, https://doi.org/10.14302/issn.2576-9383.jhhr-24-4960. (https://jndc-chemistryarticles.infojhhr/article/2099) Keywords: SAES-CoV-19 variants; Omicron JN.1; ACE-2; Binding affinity; Binding inhibitor; natural polyphenols