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Kathryn Waller

Kathryn Waller

The Bariatric Dietitian

Registered Dietitian (RD) · HCPC

Unknown, United Kingdom
Dietitian
Hybrid

About Kathryn

Kathryn provides expert nutritional care for people living with obesity, guiding clients through every stage of their weight loss journey. Her approach focuses on post-bariatric dietary adaptation, sustainable weight loss nutrition, and metabolic health optimisation. She is committed to helping clients adjust to their new life after bariatric surgery and achieve the best possible outcomes through evidence-based nutritional support.

16 years of experience
“Expert nutritional care for people living with obesity”

Specialties

Primary Specialties

Bariatric DieteticsWeight ManagementObesity NutritionBariatric Surgery Preparation And AftercarePharmacotherapy Nutritional Support

Conditions Treated

ObesityOverweightMetabolic DysregulationPost-Bariatric Surgery Nutritional NeedsIBSDiabetes

Services

Weight loss surgery preparation and aftercarePharmacotherapy support (Wegovy and Mounjaro)Expert weight management assessmentBariatric surgery consultation

Credentials & Education

Registered Dietitian (RD)

Health and Care Professions Council (HCPC)

Active
Verify registration

British Dietetic Association (BDA)

British Dietetic Association

Experience

Senior Specialist Dietitian in Complex Obesity & Bariatric Surgery

Guy's and St Thomas' NHS Foundation Trust

Present

Consultant Dietitian, Complex Obesity & Bariatric Surgery

The Bariatric Dietitian

Present

Frequently Asked Questions

Kathryn Waller specialises in bariatric dietetics, complex obesity management, weight management, bariatric surgery preparation and aftercare, and pharmacotherapy nutritional support for medications like Wegovy and Mounjaro.

Yes, Kathryn Waller is a registered dietitian with the Health and Care Professions Council (HCPC). She holds a postgraduate diploma in Dietetics and a master's degree in Nutrition from King's College London.

Based on her practice at The Bariatric Dietitian, Kathryn offers consultations for weight loss surgery preparation, aftercare, and pharmacotherapy support. Contact her practice directly to confirm availability of online consultations.

Kathryn Waller is based in London, United Kingdom. She works at Guy's and St Thomas' NHS Foundation Trust and runs her private consultancy, The Bariatric Dietitian.

Bariatric surgery nutritional support involves expert dietary guidance before and after weight loss surgery. Kathryn helps clients prepare nutritionally for surgery, adapt to post-surgical dietary requirements, manage nutritional deficiencies, and achieve sustainable long-term weight management outcomes.

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