Health professionals with experience in Childhood obesity

Anna Gavrieli is a Dietitian - Nutritionist and operates a dietetic office, the Nutrition Studio, in Ampelokipi (Athens Tower / Hippocrates) in Athens. She is a graduate and PhD holder from Harokopio University, with postdoctoral training at Harvard Medical School/BIDMC. Additionally, she is a former research lead for Compass (BAMCO) at Google. She provides a wide range of nutritional support services for health, various conditions, and different life stages, but focuses on habit change for weight loss and weight loss maintenance. She firmly believes that lifestyle habit changes are the key for individuals to take control of their weight and health. Her philosophy is that in order for someone to achieve long-lasting results, they must change the habits that lead to problematic behaviors and consequently weight gain. Her goal is to investigate problematic habits and pleasantly restructure new ones based on existing behaviors. In this way, long-term maintenance of results can be achieved, allowing the individual to enjoy a healthy weight and an improved lifestyle.

Skoulidi Virna BSc, MSc is a Dietitian - Nutritionist with a private practice in Nea Ionia. She holds a degree in Nutrition and Dietetics from the Technological Educational Institute of Crete and has attended a clinical nutrition and dietetics seminar at the National and Kapodistrian University of Athens. Additionally, she possesses a master's degree in Nutrition, Public Health & Policies from the Agricultural University of Athens and in Nutritional Psychology from the CNP (Center for Nutritional Psychology). The specialist has worked as a Dietitian - Nutritionist at SALAS Catering Company and Fitpal Healthy Meals Company, as well as at the Elegance Aesthetic Center. Furthermore, she has worked in a Pulmonologist and Dietitian office, providing nutritional education to patients, body composition assessment, and designing individualized nutrition programs. Since 2016, she has been a contributor to magazines and websites related to wellness & fitness (Shape, Savoir Ville).

Marilena Nikolidaki RD BSc cMSc is a Dietitian - Nutritionist and maintains a private practice in Rethymno. She is a graduate of the Department of Nutrition and Dietetics of the School of Health Sciences at the Hellenic Mediterranean University, and she is also pursuing a postgraduate program in "Nutrition & Public Health" at the Medical School of Aristotle University of Thessaloniki. She has attended numerous educational programs and seminars, acquiring further knowledge in clinical nutrition, sports nutrition, diabetes mellitus and obesity, endocrinological issues in children and adolescents related to weight management. Additionally, she has completed practical training seminars at the Nutrition Department of the General Hospital of Athens "Evangelismos." Concurrently, the Nutritionist is an active member of the Panhellenic Association of Dietitians - Nutritionists, as well as the Hellenic Society of Clinical Nutrition and Metabolism (GrEspen). Since 2024, she has maintained her private dietetic office at 30 Emmanouil Portaliou Street in the center of Rethymno.

Makaratzi Viky is a Dietitian-Nutritionist and operates her private practice in Korydallos. She has worked in dietetic offices as a lead Dietitian and has attended numerous postgraduate seminars and conferences. Her philosophy is summarized as follows: "Our body is our home, and only we can take care of it, providing it with energy, mood, psychology, and health. All of this is achieved through a balanced diet. The number of kilograms is not important, but the weight that makes each individual feel comfortable with themselves. I am a companion on this journey to help each of you reach the best version of yourself."

Vandorou Anastasia is a Clinical Dietitian – Nutritionist, MSc and maintains a private practice in Kallithea (within the polyclinic Doctor Hall). She is a graduate of Harokopio University, holding a Master's degree in Applied Dietetics – Nutrition with a specialization in Clinical Nutrition. She has extensive experience with cases such as diabetes mellitus, obesity, childhood obesity, thyroid diseases, and metabolic disorders, and has collaborated with both private and public health institutions. She has participated in research programs and publications in international scientific journals, as well as in health education initiatives. With scientific expertise and a patient-centered approach, she provides personalized nutritional support aimed at prevention and health improvement.

Giannitsopoulou Kallia MSc, MBA, SRD is a Clinical Dietitian - Nutritionist, practicing continuously since 2003. In 2005, she established the Scientific Dietetic Center "Healthy Body," where she has helped over 3000 individuals find solutions to body weight issues to date. She graduated with honors from the University of Surrey in the United Kingdom (2002) and obtained two postgraduate degrees: a Master's in Clinical Nutrition (MSc) from the University of Surrey with distinction (2003) and an MBA (2011) from the University of Leicester. Additionally, she has studied Life Coaching (Dip in Coach.) and successfully applies self-improvement techniques in nutrition sessions. The combination of coaching knowledge and clinical nutrition optimizes results in weight management as it aids in a better psychological approach to the individual. Ms. Giannitsopoulou has a rich portfolio of publications since 2005 in health magazines and newspapers and is intensively engaged in weight loss, clinical nutrition, eating disorders, and nutrition across life stages.

Pardali Eleni is a graduate Dietitian - Nutritionist, licensed to practice, and a PhD candidate in the Department of Medicine at the University of Thessaly.

She graduated from the Department of Nutrition Science & Dietetics at the International Hellenic University (IHE) in Sindos. Her undergraduate thesis, which was graded Excellent, focused on the damage to 5’,8-cyclo-2’-deoxypurines of DNA, the diseases associated with them, and the potential protective effects of antioxidant compounds against such damage.

Subsequently, supported by a scholarship, she completed her Master's studies specializing in “Nutrigenomics and Personalized Nutrition” at the University of the Balearic Islands (Universitat de les Illes Balears, UIB) in Mallorca, Spain. She graduated with distinction, as well as her diploma thesis, which addressed the epigenetic effects of maternal nutrition on the fetus during pregnancy, as well as nutritional components of breast milk that may contribute to the potential reversal of alterations in hepatic lipid metabolism. During her stay in Mallorca, she served as a research intern at the Laboratory of Molecular Biology, Nutrition, and Biotechnology (LBNB) at UIB, where she completed her practical training.

Since 2022, she has been a member of the Immunonutrition Unit of the Rheumatology & Immunology Clinic at the University General Hospital of Larissa (PGNL) and an external collaborator of the private clinic “Thessalia General Clinic.”

Konstantina Eksarxopoulou MSc is a Dietitian - Nutritionist with a private practice in Athens. She holds a degree in Nutrition and Dietetics from Harokopio University of Athens and completed the postgraduate program "Stress Management and Health Promotion" at the Medical School of the National and Kapodistrian University of Athens. She is a Scientific Associate at the "Agia Sofia" Children's Hospital and an external collaborator at the multidisciplinary physiotherapy rehabilitation and physical wellness center "Physiopolis". Additionally, she serves as the Lead Dietitian for the "Alliance for Health - Nutrition" program and as a Dietitian - Nutritionist at the Athens General Hospital "Laiko" and at the Nursing Foundation of the Army Share Fund (NIMTS). Finally, she is a member of the Scientific Society for Stress Management and Health Promotion.

Η Αλεξάνδρα Τσαπάλου είναι Διαιτολόγος – Διατροφολόγος, με εξειδίκευση στην κλινική διατροφή και την εξατομικευμένη υποστήριξη υγείας. είναι απόφοιτη του προγράμματος BSc (Hons) Dietetics, με βαθμολογία First Class, του Queen Margaret University στο Εδιμβούργο, ενός κορυφαίου πανεπιστημίου με εξειδίκευση στις επιστήμες υγείας.Οι σπουδές της εστιάζουν στην επιστήμη της διατροφής και της διαιτολογίας, με έμφαση στην κλινική πρακτική και την τεκμηριωμένη εφαρμογή. Αυτή τη περίοδο βρίσκεται σε εξέλιξη το Μεταπτυχιακό της με τίτλο  "Διατροφή του Ανθρώπου με εξειδίκευση στην Κλινική Διατροφή" (MSc Clinical Nutrition) από το πανεπιστήμιο του Essex.Η Πρακτική της Άσκηση έγινε σε ιδιωτικό γραφείο, σε παιδικό σταθμό και στο Ιατρικό Κέντρο Αθηνών με εμπειρία στα τμήματα Ογκολογίας, Παθολογίας, Ενδοκρινολογίας και Καρδιολογίας.Ολοκλήρωσε με επιτυχία την πτυχιακή εργασία με θέμα “Η σχέση της διατροφής με το μικροβίωμα του εντέρου και τον ρόλο του στην ανάπτυξη του καρκίνου του παχέος εντέρου”, η οποία έλαβε βαθμολογία Άριστα και επιλέχθηκε για παρουσίαση στο 10ο Συμπόσιο Καινοτομίας και Έρευνας της Σχολής της.Παράλληλα,είναι απόφοιτη της σχολής Natural Health Science, με εκπαίδευση στην Παραδοσιακή Κινέζικη Ιατρική και ειδίκευση στον βελονισμό. Ο συνδυασμός των δύο αυτών πεδίων, της επιτρέπει να υποστηρίζει ολιστικά κάθε άτομο που θέλει να βελτιώσει τη σχέση του με το σώμα, τη διατροφή και την υγεία του.

Mat Nutrition - Matatsi Euaggelia is a Dietitian - Nutritionist who maintains her private practice in Edessa and also holds appointments in Athens, in the area of Dafni. She is a graduate of the Department of Nutrition and Dietetics at the Higher Technological Educational Institute of Larissa and completed her internship at the University General Hospital of Athens "Alexandra," where she gained experience with clinical cases as well as in the areas of breastfeeding and nutrition during pregnancy. Additionally, she successfully completed the Specialization Program in Eating Disorders and Obesity (Master Practitioner Programme in Eating Disorders & Obesity) at the Center for Education and Treatment of Eating Disorders (KEADD), under the auspices of the National Center for Eating Disorders of Great Britain (NCFED). She attended the training seminar: "Specialist in Sports Nutrition" by the scientific team of the Ergometric Center for Nutrition & Exercise "Peak Performance," as well as the Educational Seminar "FODMAP Diet Regimen" by the scientific team of epimorfosi.eu. Since then and up to the present, she has been actively involved in the field of nutrition, delivering educational presentations on nutritional education to groups of children and sports clubs primarily in the Edessa area. Since 2019, she has maintained her private practice "maΤ.Nutrition" in Edessa, and from 2025 she also holds appointments in Athens. Ms. Matatsi believes that balanced nutrition is a lifestyle change and not simply a “magic” solution that will make you thin or muscular. Every individual is unique, and only when they find what suits them will they be able to achieve their goal. Nutritional education is the key to a healthy mind and body.

Xiotelis Ignatios is a Dietitian - Nutritionist who maintains a private practice in Ilioupoli while also conducting remote counseling sessions. He graduated from the University of Greenwich with comprehensive studies in Human Nutrition and Dietetics and has completed an Integrated Master’s degree in Food Science and Nutrition at the Agricultural University of Athens. Combining his studies, he possesses a strong scientific background in both the biochemistry and physiology of nutrition as well as applied clinical practice. He has professional experience as a Dietitian - Nutritionist, providing personalized nutrition programs and comprehensive dietary support based on the individual needs and medical history of each person. He specializes in pediatric and adolescent nutrition, nutritional management of diabetes mellitus, clinical dietetics, nutritional counseling, obesity management, and metabolism regulation. Additionally, he works with nutrition and exercise, supporting individuals seeking to improve their body composition and overall health through a scientifically grounded approach. His goal is to develop realistic and sustainable dietary habits tailored to each person’s lifestyle, emphasizing nutritional education, prevention, and the long-term maintenance of results.

Vlami Mariantzela is a Dietitian - Nutritionist and Molecular Biologist - Geneticist with a private practice in Ampelokipoi, Athens. She graduated with honors from the Universities of Pisa and Trieste in Italy. She holds a master's degree in Dietetics - Nutrition and has also completed the "Clinical Nutrition" program at the National and Kapodistrian University of Athens. Continuing her studies, she successfully completed the Harvard Medical School Course "Genetic Testing and Sequencing Technologies," receiving a scholarship. She specialized in Medical Genetics with a focus on Nutrigenetics (Functional Genomics of Human Nutrition - Clinical Nutrition). She has worked in the Department of Medical Genetics and Clinical Nutrition at the Pediatric Hospital IRCCS B. G. of Trieste, in the Department of Clinical Biochemistry at the University Hospital Cisanello of Pisa, and has extensive experience in counseling and nutritional education. Additionally, she has completed training programs in Cognitive Behavioral Therapy and Health Coaching. It is noteworthy that she was awarded by the University of Trieste for her experimental master's thesis entitled "Development of new genetic and immunological technologies in the diagnosis of celiac disease." She consistently participates in conferences and seminars, often as an instructor and speaker, staying updated on industry developments. Her method is based on nutrigenetic analysis, detailed history taking, and nutritional education, aiming for the highest possible personalization in nutrition to achieve optimal health and wellness outcomes based on the unique genotype, through the application of contemporary scientific knowledge and personalized approach. She holds a professional license as a Dietitian - Nutritionist in Greece with license number 701171 and a professional license in Italy with license number AA_083267.

Olga Kakoulidi is a Dietitian - Nutritionist who maintains a private practice in Neos Kosmos. She holds a degree from the Department of Nutrition and Dietetics at the Thessaloniki Higher Technological Educational Institute. She has completed further training with an emphasis on communication skills, participated in the counseling skills program "Beyond the Limits of Diet," as well as in the program for the investigation, identification, and treatment of eating disorders at the Psychoanalytic Research Center of Athens. Additionally, the Dietitian - Nutritionist regularly attends conferences, workshops, and seminars to stay informed about the latest developments in her field. In her private practice, she provides specialized dietary programs for adults, the elderly, athletes, children, and adolescents, and is capable of managing numerous conditions such as obesity, hypertension, and diabetes mellitus. Finally, her primary concern is to achieve the visitor's goal without the feeling of deprivation.

Prekas Xristos is a Clinical Dietitian – Nutritionist, BSc, and has operated two dietetic offices since 2011, located in Petralona and Santorini. He holds a degree from the Department of Nutrition Science and Dietetics at Harokopio University of Athens and is a member of the Hellenic Dietitians – Nutritionists Association. He has participated in numerous research studies, organizes seminars and lectures for adults and children on nutrition and childhood obesity, and regularly contributes articles to nationwide websites and newspapers.

Dimitrios Tzirarkas is a Dietitian - Nutritionist who maintains a private practice in Aigaleo. He has 27 years of professional experience and has handled thousands of cases. He is a graduate of the Department of Food Technology and Nutrition of the Thessaloniki Higher Technological Educational Institute. He specialized in Clinical Nutrition at the General Hospital "Asklipieio" in Voula, acquiring valuable knowledge with greater emphasis on Diabetes cases. In the past, he served as Head Dietitian at Weight Loss and Aesthetic Centers and worked at Avgirinopoulou IEK as an instructor in the field of Nutrition. He is a member of the Hellenic Association of Dietitians - Nutritionists (HADN) and regularly attends specialized seminars and conferences in the field of nutrition and dietetics. Recently, he successfully completed the University of Thessaly's educational program entitled "Nutrition and Mental Health," obtaining specialization (master practitioner) in cases of Eating Disorders (Bulimia, Anorexia Nervosa, Night Eating Syndrome).