As individuals are increasingly concerned about personal health and weight, the market of weight-loss dietary supplements is growing, attracting a number of new market entrants who aim to make profits. The Healthy Potion, one of the new market entrants, used to sell healthy drink, intend to expand the product line by selling the weight-loss diet pills. For the sake of entering the market successfully, the company will establish marketing strategies using a market mix which includes product, price, place and promotion. In other words, the company develop marketing planning by considering what to sell, how much should the product be sold, how to sell, and how to attract customer.