Pharmaceutical preparations for the treatment and management of Chron's disease; dietetic foods adapted for medical and clinical use; formulated powdered milk and food for babies; dietetic food adapted for medical use; foods for pregnant and nursing mothers adapted for medical use; nutritional and dietary supplements; nutritional and dietary supplements adapted for medical use; vitamin preparations; mineral food supplements; protein dietary supplement; casein dietary supplements, medicinal drinks, meal replacement beverage mixes, meal replacement foods for enteral feeding, and dietetic food and beverages adapted for medical use