121 Dietitian

121 Dietitian Owned and managed by Gillian Killiner RD, 121 Dietitian is a UK award winning Health and Nutritional Online/Clinical consultancy service.

Specialist Gut Health Dietitian helping people fix bloating, IBS, reflux, constipation and stubborn weight gain naturally.

✔ 30+ Years Experience
✔ Thousands Helped Worldwide
✔ Gut Health Course Available Online
✔ Belfast Clinics & Online Consultations Passionately fixing people's health: from chronic illness to gut, healthy eating, disordered eating, sport, inflammation, PCOS, weight management.

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How we work: We ask you to complete and return the complementary forms - questionnaire and food and lifestyle diary in advance of attending your appointment to save valuable time and money, you can find these on our contact-us page on our website www.121dietitian.com/contact-us/

or directly via our safe and secure online portal

https://my.practicebetter.io/ #/600081aa2a9c241d748eec95/profile

You will then have a 60 min consultation to discuss your diet and health and a detailed personalised plan will be created for you after this. You will also be booked for review appointments as required. Blood test assessments, advice and reviews are included in our specialist programmes. All aspects of your diet and health are covered for life long success. Book today for you specialist dietary advice and health coaching. Warm regards Gillian and team @ 121 Dietitian

Your body is always communicating with you - the question is, are you listening? 👀✨Constant bloating, low energy, brain ...
02/06/2026

Your body is always communicating with you - the question is, are you listening? 👀✨

Constant bloating, low energy, brain fog or digestive symptoms that keep coming back are often signs that your gut may need support.

So many people are told to just “put up with” these symptoms, but feeling uncomfortable after eating every day shouldn’t feel normal.

My Gut Health Course is designed to help you better understand what your body is trying to tell you and give you practical, realistic steps to support your gut health long term 🤍

If you’re tired of guessing, overwhelmed by conflicting advice or fed up feeling uncomfortable, this course is for you.

🔗 Link in bio for more details and enrolment.

Most people expect a thyroid plan to focus on one thing.In reality, it’s rarely that simple.A gut-focused approach looks...
30/05/2026

Most people expect a thyroid plan to focus on one thing.

In reality, it’s rarely that simple.

A gut-focused approach looks at how different systems in the body are working together - not just symptoms in isolation.

That can include digestion, nutrient absorption, inflammation, and overall routine.

It’s about understanding what’s happening beneath the surface, and building an approach that supports the body as a whole.

If you feel like you’ve tried all the supplements… and nothing’s really changed, you’re not alone.Supplements can have t...
27/05/2026

If you feel like you’ve tried all the supplements… and nothing’s really changed, you’re not alone.

Supplements can have their place.
But they’re not the starting point.

If the root cause isn’t being addressed, they often just become another thing you’re trying… without real results.

Gut health isn’t about adding more and more in.
It’s about understanding what your body actually needs, and building the right approach around that.

26/05/2026

One of the hardest things people with IBS are often told is that they’ll “just have to live with it”.

But in reality, that isn’t always the case.

A lot of people can see huge improvements in their symptoms with the right support, education and understanding of what’s actually driving their gut issues in the first place.

IBS can be incredibly frustrating, exhausting and isolating, especially when you feel like you’ve tried everything already.

That’s exactly why I created my Gut Health Course, to help people better understand their symptoms, support their gut properly and feel more confident around food and digestion again ✨

If you’d like to learn more, feel free to send me a DM or visit my website.

19/05/2026

The harsh reality of gut issues that nobody really talks about?

It’s not just the bloating or discomfort.

It’s cancelling plans because you don’t feel well enough.
Feeling anxious about eating out.
Always trying to figure out where the nearest bathroom is.
Saying “I’m tired” when really your symptoms are exhausting you.

A lot of people silently put up with gut issues for years because they think it’s normal or they’ve been told to just avoid certain foods and get on with it.

But ongoing symptoms are your body trying to tell you something.

You deserve to understand what’s actually going on and feel confident around food and your health again.

If this sounds familiar, my Gut Health Course is designed to help you better understand your symptoms and support your gut in a realistic, sustainable way ✨

If you’d like to learn more, feel free to drop me a DM or visit my website.

One of the biggest mistakes I see?Trying to fix gut issues by cutting more and more foods out.It usually comes from a go...
19/05/2026

One of the biggest mistakes I see?

Trying to fix gut issues by cutting more and more foods out.

It usually comes from a good place. You’re trying to feel better. But over time, it can leave you feeling stuck, frustrated, and unsure what to eat at all.

Gut health isn’t about restriction.

It’s about understanding what’s actually going on in your body and supporting it properly.

If you feel like you’ve tried everything and nothing’s worked, there is another way to approach it.

14/05/2026

Ever notice your bloating, cramps, digestion or gut symptoms seem to get worse right before your period?

You’re not imagining it.

Hormonal changes throughout the menstrual cycle can have a huge impact on the gut, which is why so many women notice increased bloating, discomfort, changes in digestion and flare ups at certain times of the month.

The problem is, a lot of women are told this is just something they have to “put up with” when in reality there are ways to better support both your hormones and gut health together.

Understanding what your body is trying to tell you is the first step.

If you’re struggling with ongoing gut symptoms and want a clearer understanding of what’s actually going on, my Gut Health Course is designed to help you do exactly that ✨

If your bloating feels like it’s happening all the time…it’s probably not just bloating.When it’s showing up most days, ...
12/05/2026

If your bloating feels like it’s happening all the time…
it’s probably not just bloating.

When it’s showing up most days, affecting how you feel, and doesn’t seem to go away no matter what you try - that’s your body trying to tell you something.

And it’s not something you should just have to “put up with”.

There’s usually a reason behind it.
And once you understand that, things can actually start to improve.

Your gut symptoms are not random — and a good first consultation should never be either.A first consultation is about un...
09/05/2026

Your gut symptoms are not random — and a good first consultation should never be either.

A first consultation is about understanding the full picture. Not just your symptoms, but your routines, eating habits, stress levels, sleep, medical history, bowel pattern, and everything else that may be influencing how you feel day to day.

Very often, it is the patterns over time that give the most useful clues. That is where a specialist GI Dietitian can make such a difference — helping you step back, assess properly, and avoid more guesswork, restriction, or conflicting advice.

And this approach matters. NICE recommends that further dietary management for IBS, including exclusion approaches such as low FODMAP, should only be given by a healthcare professional with expertise in dietary management. ([NICE][1])

The outcomes can also be meaningful. In one randomised trial, around 40% to 50% of patients reported adequate relief of IBS-D symptoms with structured dietary approaches, and in another study of dietetic-led group education, 54% achieved clinically relevant symptom improvement after the FODMAP restriction phase. Patients who received dietetic-led intervention in primary care have also been shown to report long-term symptom improvement that may reduce healthcare use. ([PubMed][2])

Here at 121 Dietitian we achieve far higher results as we dive deep!! >80%
This is why the first appointment matters so much. It is not about rushing to a conclusion. It is about taking the time to understand you properly, so the advice that follows is targeted, realistic, and much more likely to help.



[1]: https://www.nice.org.uk/guidance/cg61/chapter/1-recommendations "Recommendations | Irritable bowel syndrome in adults: diagnosis and management | Guidance | NICE"
[2]: https://pubmed.ncbi.nlm.nih.gov/27725652/?utm_source=chatgpt.com "A Randomized Controlled Trial Comparing the Low ..."

Address

Kingsbridge Private Hospital, 5-7 Shore Road
Holywood
BT189HX

Opening Hours

Monday 8:30am - 3pm
7pm - 10pm
Tuesday 8:30am - 3pm
7pm - 10pm
Wednesday 8:30am - 3pm
7pm - 10pm
Thursday 8:30am - 3pm
7pm - 10pm
Friday 8:30am - 3pm
7pm - 10pm
Saturday 9am - 12:45pm

Telephone

+447717392306

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