Food Dyes (IMAGE) Biophysical Society Caption Food dyes like these give food bright colors, and could also potentially act as embedded sensors for food consistency in products such as yogurt. Credit Maria Corradini/Rutgers Usage Restrictions This image may be used only with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.