Guilherme Renke is a doctor, professor and researcher. Full member of the Brazilian Society of Endocrinology and focuses on women's health, menopause, supplements, nutraceuticals and fitness. He began his career specializing in Sports Medicine from the Brazilian Society of Exercise Medicine and in Cardiology. He then obtained his master's degree in Cardiology from the National Institute of Cardiology. He attended Harvard University Medical School where he studied Obesity Medicine. After his residency, he began his practice in Brazil, owning a research center, Nutrindo Ideales, in the city of Rio de Janeiro.