UK 028 9066 7878

ROI 048 9068 8858

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Gillian Killiner

Specialist Dietitian

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Gillian grew up and studied in London. In 1993, while studying for her BSc.(Hons) Food Science Degree in London Gillian successfully secured a prestigious research post in Nutrition and Heart Disease with the World Health Organisation (WHO) in Belfast.

She qualified with a Masters Degree (MSc.) in Human Nutrition and Dietetics from the University of Ulster, Northern Ireland 1997. Her specialist training was in The Charter Mark award winning Dietetic Department at Guys and St Thomas’ Hospital, London. Her successful career spans throughout Hospitals in Northern Ireland, specialising in; Respiratory, Gastroenterology, Paediatrics, Cancer and laterly the Lead Specialist Dietitian for the Regional Haematology Unit at BCH.

After starting a family, she decided to set up her Dietetic Consultancy Service in 2008. Her award winning company now works across the UK, Ireland and worldwide via clinics and Skype. Gillian works at Kingsbridge in Maypole Clinic in Holywood and No.6 Lisburn Road.

Gillian is unique as she specializes in treating the person as a whole integrating gut, brain and cellular optimisation to ensure the body can restore and repair itself. Her own experience with an auto-immune condition after her 3rd pregnancy allowed her to understand what it is like to be a patient and how to overcome this. 

Gillian's programmes assist: resistant weight loss, diabetes, heart disease, autoimmune conditions, mental health issues, eating disorders, gut health imbalances, female health, child nutrition, sports optimisation to name a few.

Gillian is media spokesperson for Northern Ireland. She enjoys working in the corporate setting and has specialist work place training to ensure staff are optimal nutritionally in the work place. 

Personal profile

Outside of work she enjoys running, sailing, cooking and family time with her 3 children.


MSc. Human Nutrition (1997)

BDA 5787 & CPSM DT 06877 Registration 

Post Graduate Diploma in Dietetics (SRD) (1995 - 1996)

University of Ulster, Coleraine, Northern Ireland - Pass with Commendation.

BSc. (Hons) Food & Consumer Science (1991 - 1995)

University College, London - 2:1

Additional Training

Professional bodies (Positions held in last 3 years)


Treatments and areas of interest

  • Irritable Bowel Disease, FODMAP (KCL q.2011), Coeliac, IBD, malabsorption, food intolerance
  • Health and Well-Being - fatigue, diet/nutrient assessment, inflammatory/auto-immune conditions
  • Sports Nutrition at all levels (pro- athletes: cyclists, golfers, motorsports, triathletes)
  • Weight Management programmes - for health benefits or specific conditions: Diabetes, fertility, orthopaedics, pre-surgery
  • Corporate - staff performance and productivity

Kingsbridge No.6 Lisburn Road
6 Lisburn Rd, Belfast, BT9 6AA

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028 9066 7878
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Gillian Killiner

Dietitians & Weight Loss IBS Clinic

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