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The habits quietly harming your gut (and how fast things can change): KURK’s resident nutritional therapist explains
You're doing a lot of things right. But...
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The stress and gut loop: How your mind talks to your microbiome
The deadline lands. Your shoulders ri...
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The physical cost of chronic stress: what it does to your body
April is Stress Awareness Month. And ...
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Most turmeric supplements aren't working. Here's why.
Here's a number worth sitting with: the...
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The fibre gap and how to actually fix it: KURK's resident nutritional therapist explains
Protein has had its moment. Now it'...
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Marathon season: what actually happens to your body when you run 26.2 miles?
Somewhere right now, a person in their ...
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Why everything comes back to your gut: KURK’s resident nutritional therapist explains
You've felt it before. That knot in y...
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The mobility myth: why "use it or lose it" is only half the story
You have probably heard it a hundred times. Move mor...
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World Health Day: What does healthy really mean in 2026?
Tomorrow is World Health Day. And while that sounds ...
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Meet the experts
Now supported by an exceptional team of doctors, fitness experts, wellness professionals, and food scientists, the founders of KURK are harnessing the power of science to unlock nature's potential and optimise your health.
Dr. Harrison Weisinger
Chief Medical Officer
Dr. Harrison Weisinger
Chief Medical Officer
Dr. Harry is a family doctor in Australia and has also worked in the UK, Europe, and the United States. Before he obtained his medical degree, Harry did a Master's and Ph.D. looking into the effects of nutrition on brain development, body weight, and blood pressure.
Dr. Harry is a family doctor in Australia and has also worked in the UK, Europe, and the United States. Before he obtained his medical degree, Harry did a Master's and Ph.D. looking into the effects of nutrition on brain development, body weight, and blood pressure.
Dr. Alexia Johnson
Pharmacist and Research Director
Dr. Alexia Johnson
Pharmacist and Research Director
Dr. Alexia has a PhD in the pharmacology of airway inflammation. The author of several scientific papers on this subject, she has worked in the commercial and pharmaceutical industry & NHS roles. She has been a long term user of KURK and overseas product development.
Dr. Alexia has a PhD in the pharmacology of airway inflammation. The author of several scientific papers on this subject, she has worked in the commercial and pharmaceutical industry & NHS roles. She has been a long term user of KURK and overseas product development.
Hannah Ratcliffe
Food Scientist and Production Director
Hannah Ratcliffe
Food Scientist and Production Director
As a renowned UK food scientist, Hannah ensures each KURK product is effective, enjoyable, and easy to use. Hannah obtained her degree at the School of Food Science and Nutrition at the University of Leeds. She has an exceptional background in NPD and health drinks and is instrumental in the production, packaging, and innovation of our range of products.
As a renowned UK food scientist, Hannah ensures each KURK product is effective, enjoyable, and easy to use. Hannah obtained her degree at the School of Food Science and Nutrition at the University of Leeds. She has an exceptional background in NPD and health drinks and is instrumental in the production, packaging, and innovation of our range of products.
Dr. Ross P. Walton
Immunology Director
Dr. Ross P. Walton
Immunology Director
Dr. Ross is an immunologist with extensive experience in human challenge models for viral and inflammatory diseases. He has led R&D teams to design innovative clinical trials and oversee advanced remote sampling solutions. Ross is passionate about bridging science and commerce, ensuring that cutting-edge research translates into tangible health benefits for patients and consumers alike.
Dr. Ross is an immunologist with extensive experience in human challenge models for viral and inflammatory diseases. He has led R&D teams to design innovative clinical trials and oversee advanced remote sampling solutions. Ross is passionate about bridging science and commerce, ensuring that cutting-edge research translates into tangible health benefits for patients and consumers alike.
Dr. Quinton Fivelman, PhD
Research & Development Director
Dr. Quinton Fivelman, PhD
Research & Development Director
Dr. Quinton is a pharmacologist and genomics specialist with a track record of growing healthcare and biotech ventures. After completing his Ph.D. he co-founded several successful startups. Quinton blends scientific expertise, business development, and media experience to drive impactful partnerships and high-profile research projects.
Dr. Quinton is a pharmacologist and genomics specialist with a track record of growing healthcare and biotech ventures. After completing his Ph.D. he co-founded several successful startups. Quinton blends scientific expertise, business development, and media experience to drive impactful partnerships and high-profile research projects.
Dr. David Lipman
Human Performance Director
Dr. David Lipman
Human Performance Director
Dr. David is a trained medical doctor who initially studied exercise physiology before pursuing his medical degree. With hands-on experience in elite athletic coaching and an eye for evidence-based solutions to performance, David focuses on crafting accessible health content and supporting product development to ensure both scientific rigor and user-friendly solutions.
Dr. David is a trained medical doctor who initially studied exercise physiology before pursuing his medical degree. With hands-on experience in elite athletic coaching and an eye for evidence-based solutions to performance, David focuses on crafting accessible health content and supporting product development to ensure both scientific rigor and user-friendly solutions.
Ruth Sharif
Registered Nutritional Therapist & Naturopath
Ruth Sharif
Registered Nutritional Therapist & Naturopath
With over 15 years of clinical experience, Ruth translates the science of gut health, hormones, stress and longevity into the practical habits that create lasting change. She is KURK's food-first voice, turning research into real-world application.
With over 15 years of clinical experience, Ruth translates the science of gut health, hormones, stress and longevity into the practical habits that create lasting change. She is KURK's food-first voice, turning research into real-world application.