This study investigates the influence of fitness post on Instagram and its effect on consumer purchase decision and provides a baseline understanding of how Instagram fitness post influences consumers. As per the research conducted by Luis V. Casalo Instagram is the most used Platform by opinion leaders in the fitness industry, and this trend is expected to rise even more in coming days, this study aims to understand as to how fitness post is influencing the purchase decision of the customers. The result collected are based on the 384 followers of fitness industry focused on Instagram.