Pharmaceutical preparations for use in the treatment of Gastroesophageal Reflux Disease; Dietary and nutritional supplements used to alleviate the symptoms of Gastroesophageal Reflux Disease; Pharmaceutical preparations and substances for the treatment of gastro-intestinal diseases; Medicines for the treatment of gastrointestinal diseases; Dietetic foods for adapted for medical use for use in treating gastrointestinal disorders; Alginate dietary supplements; Alginates for pharmaceutical purpo...