Sponsor Decision

The aim of this double blind placebo-controlled study is to evaluate the effect of BIOintestil on fecal microbiota, inflammatory chemokines and symptoms in patients affected by Irritable Bowel Syndrome (IBS).

BIOintestil is a dietary supplement based on Palmrose oil (Cymbopogon martinii) and ginger ryzoma powder. Palmrose oil effects were already established in animal model of colitis and in a pilot study on patients with IBS. In this study, 108 patients will be randomized to receive BIOintestil or placebo in a 1:1 ratio, for four weeks. Fecal and blood samples will be collected at each visit for microbiota and chemokine analysis, patients syntoms will be evaluated by administration of the validated IBS-VAS.

Inclusion Criteria:

• willing of sign written informed consent;
• participants affected with Irritable bowel syndrome (IBS) who satisfy Rome III criterias for diagnosis
• body weight between 48 and 104 kg, with a BMI less than 27
• age between 18 and 65 years old

Exclusion Criteria:

• participants that have not taken following medications within 30 days before randomization: steroidal anti-inflammatory drugs, antibiotics or supplemntes or functional foods that may contain probiotics or prebiotics
• women who suspect to be/are pregnant or in lactacy
• participants with Inflammatory bowel disease disgnosis or celiac disease or severe systemic disease
• participants who are intolerant to lactose or with food allergies confirmed
• particpiants with confirmed or suspected hypersensibility to one or more of Bionocol® components
• participants with severe concomitants disease that, by investigator's opinion, interfere with study partecipation
• participants under anticoagulant therapy or with coagulation disease
• participants with renal and hepatic failure
• participants who have taken any investigational drug within 2 month the randomization visit