Why it worked
The video leverages a popular skincare trend ('glass skin') and presents a quick, aspirational transformation attributed to a specific, findable app, creating curiosity and a desire to replicate the results.
Product placement
Puffin Acne App (ACTS - mentioned in caption and spoken, used to achieve glass skin, implies it's a tool for skincare/acne treatment, removing it would change the context of the video) | Puffin Acne App (ACTS - mentioned in bio, used for skincare, removing it would change the context of the video)