Effect of Perilla Extract on Improvement on Gastrointestinal Discomfort

Inclusion Criteria: * Healthy volunteers without clinical diagnosed diseases with relevant effect on the gastrointestinal system or on visceral motility. * BMI: 19-30 kg/m2 * Reduced bowel movements defined as an average of \>1 and ≤ 3.5 stools per week for at least the previous 6 months * Gastrointestinal symptoms of at least 5 points * Male or female * Age ≥ 30 and ≤ 70 years * Nonsmoker * Written consent to participate in the study * Able and willing to follow the study protocol procedures Exclusion Criteria: * Subject under prescription for medication for digestive symptoms such as anti-spasmodic, laxatives and anti-diarrheic drugs or other digestive auxiliaries * Relevant history, presence of any medical disorder or intake of medication / dietary supplements, potentially interfering with this trial at screening * Subjects with stool frequency of ≤ 1 stool every 7 days or \> 3,5 stools per week * Subjects not willing to avoid pre- and probiotics for the duration of the study * Intake of antibiotics in the last 4 weeks and laxatives in the last 2 weeks * Change of dietary habits within the 4 weeks prior to screening (for instance start of a diet high in fibers) * Pregnant subject or subject planning to become pregnant during the study; breast-feeding subject. * Subjects with history of drug, alcohol or other substances abuse, or other factors limiting their ability to co-operate during the study. * Participants anticipating a change in their lifestyle or physical activity levels since this may also influence the results. * Known food intolerance or allergy. * Subject involved in any clinical or food study within the preceding month