Viral Marketing Index: The Nations Most Ready to Buy

With global sales reaching $418 million in just the first half of 2025, Labubu’s explosive growth demonstrates the power of viral marketing in driving demand worldwide. A new study by Click Intelligence examines the top countries where viral marketing works best, using online behavioral factors from three of the year’s most viral consumer products, including Labubu, Stanley Quencher, and KIKO Lip Gloss, to identify where viral campaigns achieve the greatest impact.

The analysis considered product page visits, monthly search volumes, and country population size for data normalization. For each product, these factors were combined into an Interest Index by country, which was then used to compute a Trend Interest Index to determine the final ranking.

Here’s a look at the top 10 countries where viral marketing works best:

You can access the complete research findings here.

The United States tops the list of countries where viral marketing works best, with a Trend Interest Index of 99. Americans turn to Google over 15.1M times per month for Labubu and 758K times for Stanley Quencher. Moreover, monthly visits to Labubu’s online marketplace pages total 117.7K, while Stanley Quencher’s pages attract 44.1K visitors, the highest rates among all countries analyzed.

Singapore takes the second spot for driving the strongest consumer engagement via viral marketing, reporting a Trend Interest Index of 87. It has the second-highest Interest Index for Stanley Quencher after the United States, recording 13.1K monthly searches for the product.  Additionally, Singapore sees 199.4K monthly searches for Labubu and 2.3Kvisits to the product’s online marketplaces.

The Czech Republic ranks third among countries most influenced by viral marketing, earning a Trend Interest Index of 83. The country leads in interest for Labubu, with a search volume of 91.2K per million people. In addition, Czechs average 6.1K Google searches for KIKO Lip Gloss each month.

Canada secures the fourth position within countries where viral marketing drives the highest audience interest, reporting 1.9M monthly searches for Labubu. More than 20K Canadians search for KIKO Lip Gloss per month, with 303 visiting its online marketplace pages monthly, planning to buy the product.

Australia is ranked fifth for achieving the strongest audience engagement through viral marketing, earning a Trend Interest Index of 74. The country ranks third globally in interest for Labubu, with 59.9K searches per million people and 103 visits to its online marketplace each month. Moreover, 19.8K Australians search for KIKO Lip Gloss on Googlemonthly.

Turkey holds the sixth position in the ranking of countries where viral marketing works best, reporting a Trend Interest Index of 73. Turks show the highest interest in KIKO Lip Gloss among all countries analyzed, with 307.4K people searching for the product on Google per month and 173 visiting its online marketplace pages.

Brazil holds the seventh spot among countries where viral marketing campaigns work most successfully. Brazilians show the second-highest interest in KIKO Lip Gloss after Turks, with 235.5K monthly searches for the product. Moreover, the country sees strong interest in Labubu, with 751 Brazilians visiting the product’s online pages each month.

The Philippines is ranked eighth for achieving the highest consumer interaction through viral marketing, with 77.5Kpeople searching for Stanley Quencher per month. Filipino consumers make 3.8K monthly visits to Labubu’s product pages, 410 to Stanley Quencher’s, and 371 to KIKO Lip Gloss’s marketplaces.

Indonesia ranks ninth among countries where viral marketing generates strong consumer interest, with 577.7K monthly searches for Labubu and 105K for Stanley Quencher. Additionally, 1.3K people living in the country visit Labubu’s online pages each month, intending to purchase the product.

India rounds out the top ten list of countries where viral marketing is most effective, with 2.4M Indians searching for Labubu per month. Furthermore, 1.4K people visit Labubu’s online marketplace monthly, alongside 1.7K visits for KIKO Lip Gloss.

James Owen, Co-founder & Director at Click Intelligence, commented on the study: “Viral marketing has fundamentally changed how brands engage with consumers, turning everyday individuals into influential advocates. The strong sales performance of products like Labubu, Stanley Quencher, and KIKO Lip Gloss demonstrates the effectiveness of viral campaigns in driving consumer demand on a global scale. For companies, understanding which markets respond best to viral marketing is critical for developing targeted strategies that optimize engagement and support sustained growth”.