Mr. Collins Afriyie Appiah is a lecturer in Human Nutrition and Dietetics at the Department of Biochemistry and Biotechnology, KNUST. His research focuses on nutrition intervention in chronic diseases of lifestyle (specifically diabetes, kidney disease, metabolic syndrome, and cardiovascular diseases including  hypertension and stroke) and dietetics practice, especially in the clinical setting. He has also been involved in maternal and child nutrition intervention studies.

He is currently a doctoral candidate (dietetics) at the University of the Free State, South Africa. He holds a Master of Philosophy degree in Dietetics from the School of Biomedical and Allied Health Sciences, University of Ghana. He is a licensed dietitian with the Allied Health Professions Council, Ghana and has about 10 years experience in dietetics practice in Ghana.  He also holds a BSc.(Hons.) Biochemistry degree (First Class Division) from the Department of Biochemistry and Biotechnology, KNUST.

He is currently the Principal Investigator of his doctoral research work to determine the effect of Bridelia tea consumption on oxidative status in people living with diabetes. He has collaborated with other researchers within and outside the University to publish his research in international peer-reviewed journals and has participated in several national and international scientific conferences. He is a recipient of an International Union of Nutritional Sciences (IUNS) Travel Grant to present his research at the 2021 International Congress of Dietetics, Cape Town, South Africa.

He was a member of the national executive committee of the former Ghana Dietetic Association. He is a founding member and has also been a member of the Interim Governing Board of the Ghana Academy of Nutrition and Dietetics until July, 2021. He is a member of the Ghana Science Association. He has also been a member of international clinical nutrition bodies including European Society for Clinical Nutrition and Metabolism (ESPEN) and the South African Society of Parenteral and Enteral Nutrition (SASPEN).

Upon the completion of his MPhil. Dietetics degree in 2011, he proceeded to work as a dietetic intern at the Diet Therapy Unit, Komfo Anokye Teaching Hospital. He was offered a full-time appointment as a dietitian at the Diet Therapy Department, Korle-Bu Teaching Hospital (KBTH), Accra in 2012. As the lead dietitian at the Department of Medicine, KBTH he worked with Gastroenterology, Endocrinology/diabetes and Stroke specialist teams in identifying nutrition problems, designing and implementing nutrition intervention for optimal patient outcomes. He was the dietitian at the Stroke Unit, KBTH at its inception in 2015. In addition to his role as dietitian, he was also involved with the medical team in facilitating workshops on Stroke Management to health professionals within and outside the hospital. He was involved in training undergraduate and postgraduate nutrition and dietetics students-on-clinical training at the KBTH.

He was a part-time lecturer in Human Nutrition and Dietetics at the Department of Biochemistry and Biotechnology, KNUST from 2015 to 2016. In 2016, he left KBTH as a Senior Dietitian to join KNUST as a full-time lecturer.  He has since been involved in teaching nutrition and dietetics courses, and supervision of both undergraduate and postgraduate research students. He played a  key role in setting up the diet therapy unit of the KNUST Hospital. He has also been involved in dietetics practice at the KNUST Wellness Centre and the University Hospital, KNUST to provide nutrition services and support clinical training of nutrition and dietetics students. He has been the main dietetics  student clinical practicum coordinator until July, 2020. He has been a moderator of an affiliate nutrition and dietetics programme in the Department.

Many of the students he has mentored through his teaching and research have proceeded to hold positions in industry as quality control officers, dietitians/nutritionists and lecturers in Universities in Ghana and Malawi.