Case Study: How an E-commerce Brand Sold 200 Units in 5 Days with TikTok Ads

Lucas Ferraz · 2026-10-07

Using dynamic videos and relevant influencers

The e-commerce brand invested in short, dynamic videos, 15 to 30 seconds long, showing the products in use. The videos were filmed in settings that resonated with the target audience, like parties and casual get-togethers. In addition, partnering with fashion influencers with 20,000 to 100,000 followers was crucial. These influencers created authentic content, driving engagement and boosting the brand’s credibility.

Effective targeting for young adults interested in fashion

The campaign was precisely targeted, focusing on young adults between 18 and 30 who were interested in fashion, trends, and lifestyle. They used demographic data and specific interests, such as popular brands and relevant hashtags. Geographic targeting was also applied, prioritizing major urban areas where fashion is a priority.

Ongoing optimization of offers and product descriptions

The team made daily offer adjustments, testing different promotions, such as 10% off the first purchase and free shipping on orders over a certain amount. Product descriptions were optimized with keywords that resonated with the audience, making them clear and compelling. This approach resulted in click-through rates (CTR) above 5%, a strong figure for the niche.

Real-time performance metrics monitoring

Tracking metrics like cost per acquisition (CPA), return on ad spend (ROAS), and conversion rate was essential. The team used the TikTok Ads dashboard to monitor these metrics in real time, allowing them to make immediate campaign adjustments. When CPA went above the expected level, campaigns were paused or quickly adjusted to minimize losses.

TESTING DIFFERENT CREATIVE APPROACHES TO MAXIMIZE CONVERSIONS

They tested several creative variations, from videos focused on humor to ones highlighting the products’ exclusivity. The strategy also included changing calls to action (CTAs), like “Shop now” and “Discover the new collection.” This variety made it possible to identify which creatives drove the most engagement and conversions, resulting in an average conversion rate of 8% during the campaign.

Conclusion

The final result was 200 units sold in just 5 days, demonstrating how effective TikTok Ads can be when paired with a well-structured strategy.

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