Bydd yr awdurdodau lleol a'r manwerthwyr bwyd mawr yn cael copi o’r rhestr yr un pryd,  er mwyn i’r bobl hynny a ychwanegwyd allu manteisio ar y cymorth a ddarperir.
Local authorities and the major food retailers will receive the updated Welsh Shielded Patient List at the same time so that the additional people identified can access the support being provided.