The objective of this project is to create a business plan of a new company selling a new brand of dietary supplements and vitamins. According to the available market research data, the dietary supplement and vitamin market tends to grow continually in parallel with the upward trend of high consuming behavior of these products. Thus, the writer foresees that there is an opportunity for a business in dietary supplements and vitamins to be an alternative for Thai health care consumer. This business plan describes the available market research data, the trend of the market in the future, the analysis of internal and external factors affecting business management, and the management strategies in marketing, manufacturing, human resourcing and financial aspects. These are important keys to run the business efficiently work in the competitive market. In terms of investment, the fund of the company is from the owners without loan from financial institutions. The financial analysis shows that Internal rate of return is 55% in base case scenario. Regarding calculation of payback period, it was found that the payback period of the company is 2 years and 3 months. Therefore, the writer has a positive attitude to the investment in this business
