27 Apr 2017--- DuPont Nutrition & Health has launched its new SUPRO XT55 Isolated Soy Protein, designed specifically to improve the profitability of ready-to-drink, high protein beverages by helping beverage manufacturers more effectively manage protein costs. “Soy protein has always been considered an economic alternative to dairy proteins, providing direct cost savings as well as more stable pricing over time. Now it’s even more relevant as plant proteins keep growing in popularity and demand,” says Jean Heggie, strategic marketing lead, DuPont Nutrition & Health.