Greyvenstein Dietitians are dietitians who are passionate about using Evidenced-Based Nutritional Information to improve lifestyle behaviours and health outcomes.

Food can be enjoyed, but with increased confusing and inaccurate information on nutrition, people often over-restrict and loose their enjoyment for food. A dietary pattern that is not enjoyed can often be hard to maintain resulting often in giving up. Increased pressure is placed on consumers to reflect or maintain the perfect body image; however, one size does not fit all.

Diets that lack balance are often chosen to get “quick fixes”, however these “quick fixes” often have harmful consequences on health. We aim to provide accurate information that focuses on how proper nutrition can influence health outcomes. Nutrition specific management is the focus of Greyvenstein Dietitians.


Nutrition Specific Management is individualized treatment plans that results out of consultations which aims to identify the major Nutritional problems and addressing minor issues on the way. Not one person is the same, this also means that every Meal or Diet Plan that is calculated takes into consideration the bigger picture of the individual.

There are many conditions as well as diseases which has amazing results with scientific research to proof that Professional Nutritional Intervention helps and improves quality of life, alleviation of symptoms and over all health improvement.


Samantha Greyvenstein

Samantha is the heart and soul of Greyvenstein Dietitians. With ten (10) years of experience, Samantha has a genuine and unfaltering enthusiasm for health, which is contagious.

Not one to shy away from a chall-enge, Samantha has completed her M.Sc. in dietetics and attained a qua-lification as a lactation consultant (SACLC).

Samantha, a mother of three herself, is also passionate about nutrition throughout pregnancy and infancy. She persistently promoted optimal nutrition will the resources readily available.

John H. Greyvenstein

Driven and business-orientated, John is a registered dietitian with a passion for knowledge and education. As a market disruptor in his field, he practices and teaches that all goals can be achieved with a little bit of effort and a whole lot of heart. 

This family man is no stranger to how difficult modern life can be on one’s health. He does, however, know that with direction and guidance, you can accomplish your objectives.