AdLip: Human Coach-supported Digital/AI Personal Health Assistant to Improve Adherence to Lipid-Lowering Medication

Inclusion Criteria: * Between 21 to 84 years old * Prescribed statins with or without ezetimibe for hyperlipidaemia. * Medication non-adherence as defined by the \"Extent to Non-adherence\" sub-scale of the DOSE Non-Adherence Measure), with a score \> 1 (range from 0-15) * Singapore residents (citizens, permanent residents, or long-term pass holders). * In possession of a smartphone or tablet with Android or iOS operating systems. * Have internet access on their mobile devices. Exclusion Criteria: * Does not read or understand English. Current use of smartphone medication adherence app(s) that include statins. * Concurrent use of PCSK9 Inhibitors in addition to statins and/or ezetimibe * Participation in another study that uses medications that could affect lipid levels * Severe renal impairment defined as chronic kidney disease stage 4 and above. * Severe liver disease (Child-Pugh Class C) * Existing muscular-related complaints or diagnoses which may confound adverse event reporting * Uncorrected thyroid conditions, especially poorly-controlled hypothyroidism * Documented psychiatric diagnosis or history of mental illness or deemed as unable to give informed consent. * Currently pregnant, breastfeeding or expecting to get pregnant during the course of the study (1 year). * Guarded prognosis with expectant mortality within 12 months or less.