09 May 2019 --- DuPont Nutrition & Biosciences is putting forward its hydrocolloid portfolio as a key solution to providing appropriate nutrition to those suffering from dysphagia – the medical term for swallowing difficulties. Leonardo Rubio Anselmi, Strategic Marketing Manager at DuPont, tells NutritionInsight at Vitafoods Europe that the company sees particularly strong potential for xanthan gum and gellan gum, in the creation of products that are easier to swallow.