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Nutritional Team


Tatiana Mercier

Tatiana is a registered Nutritional Therapist (College of Naturopathic Medicine of London) and a Functional Medicine Practitioner (University of Functional Medicine S.CA).

Tatiana specialises in digestive and hormonal health and has a wealth of experience helping clients with a wide range of wellbeing issues.

Tatiana provides Nutritional Consultations in English, French and Spanish and supports many of our Partners by providing nutrition and lifestyle guidance for their clients.

Tatiana’s approach is holistic and 100% science-based as functional laboratory testing is an area of interest and expertise for her.

She is also an experienced yoga teacher and a Certified Gluten Practitioner.

Sheila Illingworth

Sheila is a CHNC registered Nutritional Therapist, having studied at the Institute for Optimum Nutrition. Over the years she has conducted thousands of consultations with clients who have taken a food intolerance test.

Sheila has a great deal of experience in Sports and Performance Nutrition, which is helped by her experience as a former International Athlete.