Wayne Campbell, Purdue University (IMAGE) Purdue University Caption Research led by Wayne Campbell, a Purdue University professor of nutrition science, found that adding eggs to a salad mixed with a variety of raw vegetables is an effective method to improve nutrient absorption. The research is published in the American Journal of Clinical Nutrition. Credit Purdue University photo/John Underwood Usage Restrictions None 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.