Till date, many components of RAS, including angiotensin II (ANG II), ANG III, ANG IV, and angiotensin-(1–7) [ANG-(1–7)] have been identified, but out of them, ANG II and ANG-(1–7) have attracted more attention among research communities due to their significant involvement in different diseases together with COVID-19 [3,4]. This evidence concerns the gene AGT and COVID-19.