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NUTRITION AND WELLBEING FOR CHILDREN AND ADULTS

YOUR PATH TO GREATER HEALTH AND WELLBEING

Providing personalised, evidence-based nutrition and integrative wellbeing approaches, grounded in research and clinical expertise.

Are you or a loved one currently dealing with chronic, complex, or overlapping health concerns, or still searching for answers? Are you seeking to optimise energy, resilience, performance, and long-term health?

As a functional medicine-trained nutritionist, I can support you in looking beyond symptoms to identify the underlying drivers and patterns that may be contributing to illness, with the goal of restoring and optimising physiological function.
 

When working with me, I begin with a comprehensive assessment of your diet and lifestyle, supported where appropriate by targeted functional testing. Using blood, urine, stool, and salivary and genetic analyses, I can evaluate biochemical pathways, immune and metabolic function, and other key health markers to help identify underlying imbalances and contributing factors that may be affecting your health.
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Based on these findings, I work with you to develop personalised strategies that are evidence-based and informed by current scientific research and clinical expertise. This can include nutritional therapy, lifestyle interventions, targeted supplementation, and structured programmes such as Metabolic Balance®.

 

The goal in our work together is to: 
 

  • promote long-term health through preventative, root-cause care

  • support the body’s natural healing processes

  • restore balance across key physiological systems

  • enhance cognitive, emotional, and physical function across all life stages

  • support the management of chronic or complex conditions

  • reduce inflammation and strengthen resilience

  • improve and maintain optimal function
     

Each carefully considered, bespoke plan is designed to bring clarity and direction, supporting meaningful improvements in your health and wellbeing so that you can move forward with greater confidence.
 

WELLBEING SUPPORT 

Our lives are filled with periods of change, uncertainty, and growth. Whether you are navigating a health condition or treatment, moving through a major life transition, or simply looking to feel better and support your overall wellbeing, I provide a range of wellbeing and educational services to help you navigate these experiences with greater ease, build resilience, and feel more connected and supported along the way.

Kathleen Karius

KATHLEEN KARIUS

Integrative Functional Nutrition Therapist

and Wellbeing Practitioner

for Children and Adults

BA, MFA, DipION, Metabolic Balance®

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NUTRITION QUALIFICATIONS
  • Nutritional Therapist (DipION), Institute for Optimum Nutrition, UK

  • AFMCP® – Advanced Functional Medicine in Clinical Practice Certification, The Institute for Functional Medicine, USA

  • Certified Metabolic Balance® Practitioner

  • Autoimmune Academy Clinical Training Programme for Complex Cases, 2025–2026 (IP)

  • Postgraduate Training in Naturopathy (IP)
     

PROFESSIONAL MEMBERSHIPS
WELLBEING CERTIFICATIONS
  • Morita Therapy Practitioner
  • Living Fully with Illness Facilitator

  • Further certifications in complementary modalities (Yoga RYT 200, Reiki, The Work® of Byron Katie) supporting chronic illness and whole-person health.

“Since working with Kathleen, I’ve experienced significant improvements in my energy, mood, and sleep quality. Her approach to nutrition and targeted supplementation has been transformative and beneficial to my overall wellbeing.”
— Itunu K.

Institute for Optimum Nutrition Alumni
The Institute for Functional Medicine Certification
British Association for Nutrition and Lifestyle Medicine
Metabolic Balance Logo
Power and Care book with MIT Press
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© 2026 KATHLEEN KARIUS, BA, MFA, DipION, mBANT, IFM

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