Nod yr ymchwil ansoddol hwn yw asesu profiad ac effaith pennu isafbris ar wasanaethau a defnyddwyr gwasanaethau (gan gynnwys archwilio i ba raddau y gallai newid rhwng sylweddau fod wedi deillio o'r ddeddfwriaeth). Comisiynwyd darn cychwynnol o waith yn archwilio hyn i lywio'r gwaith o weithredu'r Ddeddf. Cyhoeddwyd yr adroddiad o'r gwaith sylfaenol hwn ar 24 Hydref 2019.
The aim of this qualitative research is to assess both the experience and impact of minimum pricing on services and service users (including exploring the extent to which switching between substances may have been a consequence of the legislation). An initial piece of work exploring this was commissioned to inform implementation of the Act. The report from this baseline work was published on 24 October 2019.