This research work presented the administrative problems that a gym presents related to the inefficiency of organizing all the products that arrive at the warehouse and the complexity of managing stocks without a system to control the gym's inventory, also there is a low level of satisfaction of gym customers with respect to the way product information is managed. This study had a quasi-experimental approach to measure the application of the system, as well as a descriptive and explanatory role. The implementation of a web administrative management system in a gym seeks to improve and optimize the registration and stocks of products in the system so that this information can be used in the sales area efficiently and accurately, through the construction of the system. web using the Laravel 11 framework for the backend and Vue.js 3.4 for the fronted, in addition MySQL 8.1 was used as a dat...