Humboldtian, Alexander von Humboldt Foundation (Germany)
Bentham Ambassador, Bentham publisher (United Arab Emirates)
Visiting Professor, Kyoto Prefectural University of Medicine (Japan)
Reviewer of grant application, Diabetes Foundation (UK)
Examiner of Ph.D Thesis, University Putra Malaysia (Malaysia)
Expert Reviewer, European Science Foundation (Europe)
Reviewer of grant application, Natural Science Foundation of China (China)
Reviewer of grant application, the Italian Ministry for Education, University and Research (Italy)Reviewer, American Diabetes Association’s Scholarly journals (USA)
Director, the International Natural Product Science Taskforce