CAntibodies 4 profile, by Nibin is a package of serological testing and identification of adaptive immune response (antibodies) against SARS-CoV-2. Antibodies indicate a recent or prior infection with COVID-19. CAntibodies 4 profile is suggested for people who have been infected with COVID-19 or have received the vaccination. It is a package that tests for 4 parameters, using different analyzers to semi-quantitatively measure the amount of IgG and IgM Antibodies produced against COVID. This test is an additional assurance to know if you are immunized against the virus. For quality and pocket-friendly monitoring, Nibin is providing CAntibodies 4 profile at a discounted rate.