Investigation of the effects of a four week daily consumption of Orafti® Inulin on bowel motor function in subjects with constipation.

Inclusion Criteria:

• Healthy volunteers without clinical diagnosed diseases with relevant effect on the gastrointestinal system or on visceral motility.
• Constipation defined as an average of 2-3 stools per week. Volunteers should have had constipation for at least the previous 6 months.
• Age ≥ 20 and ≤ 75

Exclusion Criteria:

• Subject under prescription for medication for digestive symptoms such as antispasmodic, laxatives, anti-diarrheic drugs or other digestive auxiliaries.
• Relevant history, presence of any medical disorder or chronic intake of medication/dietary supplements potentially interfering with this trial.
• Subjects with stool frequency of <1 stool every 7 days or more than 3 stools per week.