01 Nov 2019 --- Despite increases of 16.9 percent in Glanbia’s wholly-owned revenues, Glanbia Performance Nutrition (GPN) is lagging behind with a volume decline of 7.9 percent. This is according to the global nutrition group’s third quarter 2019 interim management statement, which covers the nine-month period ended October 5. According to Reuters, shares in the Ireland-based company fell 11 percent following the release of these results. In contrast, Glanbia highlights the success of its recent US$350 million SlimFast acquisition, which reported growth. The company declined to provide NutritionInsight with further comments.