Clinical Study on the Effect of a Synbiotic on Body Fat Mass

Inclusion Criteria: 1. Overweight or obese (BMI ≥ 25) 2. Type 2 diabetes 3. Age ≥ 18 4. Written informed consent Exclusion Criteria: Any of the following is regarded as a criterion for exclusion from enrollment into the study: 1. Subjects currently enrolled in another clinical study 2. Subjects having finished another clinical study within the last 4 weeks before inclusion 3. Hypersensitivity, allergy or intolerance against any compound of the test products (e. g. acacia gum) 4. Condition after implantation of a cardiac pacemaker or other active implants 5. Antidiabetic drugs except metformin 6. Any disease or condition which might compromise significantly the hepatic (ascites), hematopoietic, renal, endocrine, pulmonary, central nervous, cardiovascular, immunological, dermatological, gastrointestinal or any other body system with the exception of the conditions defined by the inclusion criteria 7. History of hepatitis B, C, HIV 8. History of or present liver deficiency as defined by Quick \< 70% 9. Regular medical treatment including OTC, which may have impact on the study aims (e.g. probiotics containing supplements etc.) 10. Major cognitive or psychiatric disorders 11. Subjects who are scheduled to undergo any diagnostic intervention or hospitalization which may cause protocol deviations 12. Simultaneous study participation by members of the same household 13. Pregnancy and lactation 14. Any diet to lose body weight 15. Eating disorders or vegan diet 16. Anorexic drugs and laxatives 17. Present drug abuse or alcoholism 18. Legal incapacity