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King's College London needs volunteers for a 10-week study on diet and gut health. We will ask you to consume a natural fibre food or a natural drink, provide stool samples, have your gut motility measured by X-ray and complete on bowel habits and diet.
On completion of the study you will be compensated for your time.
If you are aged 18-65 years, do not consume many whole grain cereals, fruits or vegetables, and open your bowels 3-6 times per week, please email: