Meet your dietitian!

Marna oettle

  • Registered dietitian.
  • Online Food Freedom Coach.
  • Background in Psychology (BSc) and neuro-physiology (MSc).
  • Additional specialized training in managing disordered eating, emotional eating, binge eating, gut health and irritable bowel syndrome.

Marna is registered as a dietitian in Ireland and in South Africa, but works with women from across the globe.

Marna is a registered dietitian and food freedom expert with a background in Psychology and Physiology. She helps women to break free from emotional eating, binge and disordered eating through nurturing a healthy relationship with food. Marna also teaches her clients how to build permanent nutrition and exercise habits that support their unique goals.

After qualifying as a dietitian, Marna completed additional professional training in treating emotional eating, disordered eating, gut disorders (e.g. IBS), and chronic diseases of lifestyle. She is therefore able to provide holistic nutrition therapy for a range of chronic conditions.

Marna’s practice is completely online, and she works with women from across the globe.

A program designed to help women to break free from yo-yo dieting, emotional / binge eating. 

self-paced food freedom course

Coming soon. Watch this space!

Nutrition therapy for a range of conditions.


Marna holds the following University qualifications:

  • BSc (Med) (Hons) Nutrition & Dietetics – University of Cape Town
  • MSc Physiological Sciences – University of Stellenbosch
  • BSc Human Life Sciences (Biology with Psychology) – University of Stellenbosch
  • BSc (Hons) Physiological Sciences – University of Stellenbosch

Marna is a member of the following professional boards:

  • Health Professionals Council of South Africa (DT0049956)
  • CORU – Regulating Health and Social Care Professionals in Ireland (D1042846)
  • Board of Health Care Funders of South Africa (0724831)
  • Association of Dietitians South Africa

Marna has attended the following additional courses:

  • Minding the Food Space: Treating the Emotional Eater (module 1 – 6)
  • EatFit Gut Health and the Microbiome
  • CDE Diabetes Accreditation: Entry Level Course
  • CDE Optifast training
  • The Kidney RD: Plant-based diets for CKD and ESRD

More information, inquiries & bookings

For more information about working with Marna, click here

For bookings or inquiries, complete the contact form or email Marna at info@nutritionsmart.co.za.