User-generated content (UGC) is written or visual content about a brand made by its customers or users.
Product reviews and forum answers all count. So do social posts and unboxing videos. Content qualifies as UGC when a customer creates it.
For marketers, UGC is customer-created content about a brand that the brand can collect and share. The brand can also respond to it. A one-star review is UGC just as much as a glowing Instagram post. The voice belongs to the creator, and the brand has limited control over what the content says. Content from paid creators sits in a grey zone. Once the brand writes the brief and pays the fee, most marketers stop calling it UGC.
UGC helps search visibility because it adds fresh text to a site in the words real customers use. Reviews on a product page pick up long-tail phrases a copywriter would never think to write. They also keep the page updated without any work from your team. Google has also given forum and discussion results more room on its results pages in recent years. Check that your review content can be crawled. Reviews that load inside a widget Google can't render add nothing.
UGC follows a loop in which a customer posts about an experience and other buyers read that post before they decide. The brand's job is to make posting easy, with review requests after purchase or a branded hashtag. After that, the brand collects the best posts with the creator's permission and answers what needs a reply. The loop breaks when brands ignore the content or edit it until it no longer reads as a customer's own words.
UGC helps AI citations because AI assistants look for answers that independent people have written, and forums and review sites hold a lot of them. When ChatGPT or Perplexity answers "which CRM suits a small agency", it draws on discussion threads and reviews. It also uses brand pages. A brand that real users mention in those off-site sources has a better chance of being named. You can earn those mentions with off-page SEO and then track where your brand appears.
UGC is effective when readers believe it and it answers their question. Credible reviews that answer readers' questions are useful.
Readers trust content that reads like a person wrote it. That includes rough photos and mixed reviews. Complaints you replied to publicly count too. A page with nothing but five-star ratings looks filtered, and buyers notice. Disclose any incentive you offered for a review, because hidden incentives break trust and break advertising rules too.
A review that names the use case is worth more than "great product". "Fits a 15-inch laptop with the charger" answers a buyer's question. It also gives search engines and AI assistants a concrete claim they can match to a query.
TIME reported that in March 2015, Apple put customer photos on billboards for its "Shot on iPhone" campaign and launched a gallery of 77 photographers in 70 cities across 24 countries. The campaign took its cue from the #iphoneonly hashtag that users were already posting on Instagram. Apple picked the best customer-created content and credited the people who took the photos.
The answer to what is UGC is simple. Your next step is to look up where customers already talk about your brand and read what they say.