Website for a Decision Support System for Selecting a Healthy Diet Menu Using the Weighted Product (WP) Method

Abstract

Choosing a healthy diet menu is a process that requires consideration various aspect nutrients such as calories, protein, fat, carbohydrates, and fiber. The amount the criteria that must be analyzed often make users difficulty in determining foods that suit nutritional needs and dietary goals. Therefore, this study aims to build a support system decision website -based that can help the process of selecting a healthy diet menu using the Weighted Product (WP) method. WP method is used because it is able to process Lots criteria simultaneously by giving weight to each criteria according to level its importance. The research process was carried out using the Waterfall development model, including requirements analysis, system design, implementation, and testing. The system is built using web technology and is equipped with features data management criteria, weights, values preferences, food alternatives, and calculation automatically based on WP method. Test results using the Black Box method show that all over system functions are running well without any errors being found error. The system is capable of producing food recommendations based on calculations vector S and vector V, then produce an alternative ranking best. Thus, the support system this decision can help users get Healthy diet menu recommendations that are faster, more objective, and according to nutritional needs each.