Currently antibody testing is only available to priority groups, more information is available in the Antibody testing: coronavirus (COVID-19) page.
Ar hyn o bryd dim ond i grwpiau blaenoriaeth y mae profion gwrthgyrff ar gael, mae mwy o wybodaeth ar gael yn nhudalennau profi gwrthgyrff: coronafirws (COVID-19) ar ein gwefan.