This study was aimed to establish the systematic management methods of tar color additives used for drugs and quasi-drugs in Korea, and to investigate the current labelling trend of tar color additives in infant medications from Korea and other countries. This study was performed to study the role of nutritional support pharmacist and to assess the degree of residents'' consciousness about nutrition support team (NST) activities in general hospitals. For the systematic management methods of tar color additives, we investigated the information from the web sites of the Korea Ministry of Food and Drug Safety (MFDS), U.S. Food and Drug Association (FDA), and Japan Ministry of Health, Labour and Welfare (MHLW). Current labelling system of the tar color additives in infant medications was investigated using inserted papers for drug information of infant medications as well as a number of web sites including three popular Korean drug information web sites and sites from other countries such as USA, UK, Japan, and China. To investigate the consciousness of residents, the four aspects, awareness, knowledge, behavior, and satisfaction, were assessed using written questionnaires. A primary survey questionnaire was distributed to 125 residents of all majors. After the primary survey, NST’s promotional activities was performed to only 28 residents majoring in internal medicine (IM), and secondary survey was performed to them. This research compared the results of the primary and secondary surveys on the IM residents. This report includes comparisons information of legally used tar color additives of different countries, such as color additive name, compound name and chemical abstracts service registry number. Also, parenteral nutrition therapy process, the basic knowledge of nutritional therapy and the role of nutritional support pharmacists were discussed. The results of this study are expected to be useful as basic guidelines for proper management of tar color additives usage in Korea, in addition to being an important basis for the improvement of NST.