Table 1 Eligibility criteria

Mentally sound men and women who are ≥ 18 years old.

Literate with a fair command of English and/or Malay languages.

Have access to the Internet at home, work or public place.

Willing to access the study website at least once every fortnight.

Have been confirmed of having HbA1c of ≥7.0%.

Pregnant, lactating or intend to become pregnant during the study period.

Diagnosed with Type 1 Diabetes Mellitus (T1DM) or Gestational Diabetes Mellitus (GDM)

Weighing more than 150% of the desired weight for height.

Any pre-existing condition compromising the quality of life or ability to participate according to protocol.

Have severe complications (chronic heart disease, cerebrovascular disease, diagnosed HIV/AIDS, cancer, emphysema, chronic liver or kidney disease) that would affect the subjects' ability to follow the tailored advice.

Enrolled in other clinical studies.

Having dietary KAB score more than 50% at baseline.