Efficacy and Safety of Peppermint Oil in a Randomized, Double-Blind Trial of Patients With Irritable Bowel Syndrome

Zsa Zsa R M Weerts^*, Ad A M Masclee, Ben J M Witteman, Cees H M Clemens, Bjorn Winkens, Jacobus R B J Brouwers, Henderik W Frijlink, Jean W M Muris, Niek J De Wit, Brigitte A B Essers, Jan Tack, Johanna T W Snijkers, Andrea M H Bours, Annieke S de Ruiter-van der Ploeg, Daisy M A E Jonkers, Daniel Keszthelyi