Recommendations play a crucial role in enhancing the online shopping experience by helping customers discover new products they are likely to love. Algolia Recommend, along with its Insights API, can be leveraged to surface trending products and improve e-commerce applications. In this tutorial, we learn how to use React and Commerce.js to create an e-commerce application that recommends trending products on individual product detail pages using Algolia's InstantSearch insights library, the Insights API, and Algolia Recommend. The process involves setting up routing, tracking user interactions, sending conversion events to Algolia, creating a recommendation model, and surfacing recommendations in the app.