 This study aims to examine the relationship between web-based social factors and obesity behaviors, specifically focusing on social media. A systematic review was conducted, resulting in the identification of 10 types of web-based social factors that impact an individual's weight loss journey at varying levels of web-based social structure to social media users' connection to the real world. The study found for levels of interaction in social media, with gender being the only factor found at the individual level and affecting users' web-based obesity-related behaviors. Social support was identified as the predominant factor that benefits users in their weight loss journey at the interpersonal level. Understanding the effectiveness of these factors is essential to help users create and maintain a healthy lifestyle. This article was authored by Chuchinli, Addisoji Adamali, Yaron Gu and others.