ANSWER
Enclosed, please find the referrals on studies regarding the function and effectiveness of the oligofructose enriched inulin.
References
Langlands, S. J., Hopkins, M. J., Coleman, N. & Cummings, J. H. (2004). Prebiotic carbohydrates modify the mucosa associated microflora of the human large bowel. Gut, 53(11), 1610-1616. https://doi.org/10.1136/gut.2003.037580
Leenen, C. H. M. & Dieleman, L. A. (2007). Inulin and Oligofructose in Chronic Inflammatory Bowel Disease. American Society for Nutrition, 137(11), 2572S – 2575S. https://doi.org/10.1093/jn/137.11.2572S
Lindsay, J. O., Whelan, K., Stagg, A. J., Gobin, P., Al-Hassi, H. O., Rayment, N., Kamm, M. A., Knight, S. C. & Forbes, A. (2006). Clinical, microbiological, and immunological effects of fructo-oligosaccharide in patients with Crohn’s disease. Gut, 55(3), 348-355. https://doi.org/10.1136/gut.2005.074971