His research focuses on examining aflatoxins in milk, as well as improving grape and wine quality, and studying heavy metals in the food chain. Has used various techniques such as HPLC, FTIR, and LC-MS/MS, along with supercritical fluid extraction, as well as calibration of FTIR wine analyzers for accuracy. Also investigated the presence of aflatoxin M1 in animal feed and milk, and conducted studies on the long-term pollution of heavy metals in the Tisza river riparian zone through sequential extraction methods.