Hashtags are essential tools for content discovery and engagement on social media platforms such as Lemon8 and TikTok. Popular tags like #lemon8dairy, #fyp, #viral, and #foryoupage serve distinct purposes in helping users reach a broader audience. The hashtag #lemon8dairy likely relates to content tagged under the Lemon8 platform’s diary or journal feature, helping users share personal experiences and lifestyle stories. This can foster community connections and support authentic sharing. #fyp, meaning 'For You Page,' is widely recognized on TikTok and other platforms as a way to attempt content promotion on personalized user feeds. Including #fyp can potentially increase the chance of videos being featured and viewed by more users. #viral indicates content that is trending or rapidly gaining popularity, signaling to viewers that a post has significant engagement and appeal. Using this hashtag can attract viewers curious about trending topics. #foryoupage also aims to place content on users’ personalized discovery feeds, facilitating organic reach beyond initial followers. Incorporating these hashtags thoughtfully can greatly enhance the visibility of posts, driving more engagement and expanding digital reach. However, relevance and authenticity remain crucial—overusing or misusing popular hashtags may decrease credibility or result in lower audience engagement over time. Understanding and applying hashtags strategically allows creators and brands to maximize their content’s impact, making them vital components of successful social media marketing strategies.