Characterization of Components in Natural Products for the Evaluation of Existing Food Additives in Japan

In Japan, existing food additives are those included in the List of Existing Food Additives specified Supplementary Provisions to Law Concerning Amendments Sanitation and Nutrition Improvement Law. Most currently available natural extracts containing various ingredients. However, characteristic active components not always properly defined due poor characterization constituents respective raw materials. For that reason, from have been evaluated using methods reported. Here we review examples our research on marker products.