Our Dietitians
Highly qualified and experienced dietitians working with you to achieve better health
Dr Leigh O'Brien
BSc HUNT, PGDip Diet (Distinction), NZRD
Leigh is a New Zealand registered dietitian, she graduated from Otago University in 2003. She believes that personalised nutrition can help people make positive dietary changes to improve their health. Leigh practices evidence-based nutrition and loves research.
In 2023, she completed her PhD investigating chronic diarrhoea in older adults. Leigh has been involved in numerous studies, investigating the effectiveness and improvements in quality of life for those with IBS following the low FODMAP diet. She particularly enjoys helping clients with IBS, chronic diarrhoea, chronic constipation, food intolerances, optimising nutrition and managing gut symptoms for those with Ehlers-Danlos syndrome (EDS) and helping older adults achieve optimal health through nutrition.
In 2023, she completed her PhD investigating chronic diarrhoea in older adults. Leigh has been involved in numerous studies, investigating the effectiveness and improvements in quality of life for those with IBS following the low FODMAP diet. She particularly enjoys helping clients with IBS, chronic diarrhoea, chronic constipation, food intolerances, optimising nutrition and managing gut symptoms for those with Ehlers-Danlos syndrome (EDS) and helping older adults achieve optimal health through nutrition.
Sarah Munn
BSc, HUNT, PG Dip Diet (Distinction), NZRD
Sarah is a New Zealand registered dietitian who graduated from Otago University in 1999. With over 25 years of experience across private and hospital settings, she has developed expertise in numerous areas of nutrition. Her specialisations include irritable bowel syndrome (IBS), constipation, diarrhoea, the low FODMAP diet, food intolerances and digestive disturbances such as bloating, excess wind and reflux. Sarah has completed specialist training in weight management and intuitive eating and provides consultations for those commencing weight loss medications. Her experience in women's health gained through her work at a private women's health clinic includes perimenopause/menopause, endometriosis and polycystic ovarian syndrome. Sarah is committed to evidence based nutritional practice and delivers practical personalised advice in a professional and down to earth manner.
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