Karolína is a nutrition and food quality engineer and science popularizer. In the media, her instagram account @karolinafour and her blog www.karolinafour.cz she educates people on the right approach to food, product quality and ingredients, debunks current nutrition myths and uses science and facts to straighten out distorted ideas about healthy eating.
Her blog has twice won the Czech Food Blog of the Year award, in 2021 and 2022. She is the bestselling author of 2 books about nutrition.