Rhiannon Lambert MSc BSc ANutr - Harley Street Nutritionist

Rhiannon Lambert MSc BSc ANutr - Harley Street Nutritionist

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6 Maida Avenue
W2 1TG

The Food Doctor Clinic
13 Harley Street

07970 733902

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6 Maida Avenue
W2 1TG

The Food Doctor Clinic
13 Harley Street

07970 733902

About me

Rhiannon Lambert BSc MSc ANutr is a Registered Nutritionist specialising in Weight Management, Disordered Eating and Fitness Nutrition.

As a professional soprano trained at the Royal Academy of Music, Rhiannon learned the importance of living a healthy lifestyle from an early age. Having won Classic FM’s Singer of the Year at 17, her belief that nutrition can play a significant role in your overall health, wellbeing and appearance has been tested performing around the world.

Rhiannon will empower you to embrace a healthy lifestyle through the food you enjoy and the life you lead. Advocating a balanced diet that nourishes the body with natural, unprocessed foods and eliminating deprivation, Rhiannon helps clients live and breathe a healthy lifestyle in a sustainable and satisfying manner. Her qualified approach to nutrition and total dedication to her clients’ needs has won her trust amongst her clients who include some of the world’s most influential people.

Having obtained a first class honours degree (BSc) in Nutrition & Health, a Masters degree (MSc) in Weight Management and completed a Nutritional Therapist course certified by Institute for Optimum Nutrition (ION), Rhiannon has built upon a wealth of knowledge acting as Resident Nutritionist at a number of London’s most renowned Harley Street private clinics, fitness boutiques and NHS hospitals.

With food and fitness working hand in hand to keep usin peak condition, Rhiannon has worked with Olympic athletes and professional footballers witnessing the dramatic impact healthy eating can have on performance at the highest level. As an avid foodie, she has experimented with colourful ingredients working with the Masterchef team and is responsible for developing menus at London’s most celebrated healthy eateries. Additionally, her experience working alongside Cardiologists and General Practitioners at NHS hospitals has seen her demonstrate the influence Nutrition has in metabolic syndrome and recovery.

Rhiannon works primarily with private clients at a Harley Street private clinic and regularly consults for leading brands including The Food Doctor, Danone and Creative Nature. Rhiannon is registered with the Association for Nutrition (AFN).

In her spare time, classically trained Rhiannon continues to perform operatic arias at events worldwide and has had the pleasure in collaborating with the likes of Michael Ball and Alfie Boe. She also enjoys volunteering at Dorothy House, a hospice providing compassionate care and support for people with life-limiting illnesses in her home county of Wiltshire.

Telephone: 07970 733 902

Email: info@rhitrition.com

Training, qualifications & experience

After achieving a 1st Class BSc (Hons) in Nutrition & Health, A Masters Degree in Obesity & Weight Management, a Diploma in Nutritional Therapy and a certificate from ION for Nutritional Approaches to Eating Disorders and Eating Distress, Rhiannon has built upon a wealth of knowledge having worked as Nutritionist at a number of London’s most renowned eateries, health boutiques and NHS Hospitals.

Much of Rhiannons research and practice centers on Disordered Eating and Weight Management. She also has a keen interest in Sports Science and Childhood Nutrition. Rhiannon Currently works in Harley Street at The ROC Private Health Clinic &The Food Doctor Clinic.

Member organisations


Photos & videos

  • Rhiannon Lambert - BBC World



Initial Consultation

Allow for 60 minutes.

Analysis of health and goals established.

Rhiannon will then give you an action plan to work on tailored to your unique goals and work with you over the course of your sessions.

Follow Up Consultation

Meeting periodically is important to review your progress along with adapting and improving your action plan, where required. Most clients require 2 or 3 follow-up consultations over a 2-3 month period.

Allow for 45 minutes

For more information, please contact Rhiannon on 07970 733 902.

Further information

Rhiannon also offers a bespoke:


She can visit your home and go through your cupboards, advising you on healthy swaps and meal alternatives.


Rhiannon can accompany you on your shopping trip to advise you on what to buy and keep in your cupboards at home, if you are not looking to buy then she can simply take you around the shop and advise you on your shopping list for your future shops.

London, W2 1TG
London, W1G 9QG

Type of session

Online nutrition support: Yes
Telephone nutrition support: Yes
Face to face nutrition: Yes

Practical details

Sign language: Unspecified
Other languages: None


9am-6pm Monday to Friday 9am-2pm Saturday