Mae’r ymchwil, a gomisiynwyd gan Lywodraeth Cymru, hefyd yn dangos bod pobl yn gefnogol i’r ymgyrch Dewis Doeth sy'n gofyn iddynt ddefnyddio'r gwasanaethau gofal iechyd mwyaf priodol ar gyfer eu cyflwr, gan gynnwys gofyn i fferyllydd am gymorth a chyngor.
The research, commissioned by the Welsh Government, also found people agreed with the Choose Well campaign, which asks people to use the most appropriate healthcare services for their condition, including visiting a pharmacist for help and advice.