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Case Study CMX® + Reddit turned conversations into conversions for Haleon

An exclusive beta collaboration between CMX, Reddit and LiveRamp reached ExtraCare® members inside real-time digestive support conversations as shoppers searched for advice and shared solutions — turning gut-check moments into checkout results for Haleon.

 

Smartphone with an ad for Haleon products on Reddit. Haleon logo. LiveRamp logo. Reddit logo. CVS Media Exchange logo.

Objective

A person viewing an ad for Haleon products on Reddit on their smartphone.

Reach ExtraCare members in real gut support conversations to drive engagement and sales

The campaign set out to drive full-funnel impact for Haleon by engaging ExtraCare members in high-intent Reddit communities — while proving that building upper-funnel relevance directly contributes to lower-funnel conversions.

 

Solution

A closed beta collaboration that drove brand impact on a rapidly growing social platform through:

ExtraCare precision targeting, powered by CMX1

 

  • CMX leveraged both CVS front store purchase-based precision targeting and Reddit contextual targeting, including keyword, subreddit and interests, to reach the right shoppers in the right moments.
  • Deterministic ExtraCare member audiences of repeat category buyers, while removing existing buyers of Haleon products, kept targeting relevant and focused on new brand buyers.
Insights from ExtraCare.

Showing up in the right moments on Reddit

 

  • Context-rich, native placements ran alongside peer-initiated conversations about remedies and product recommendations to reinforce Haleon’s brands as a credible solution in the moment.
  • Reddit’s position as the #1 trusted platform for product recommendations created a powerful environment where Haleon’s messaging could reach shoppers authentically.2
Reddit logo.

Closed-loop measurement with LiveRamp

 

  • The LiveRamp Clean Room securely matched ad exposure on Reddit to ExtraCare transactions, enabling sales attribution and validating Reddit as a measurable performance channel.
LiveRamp logo.

Results3

With a 2x higher CTR than the next top-performing channel, the partnership drove engagement in the social moments that mattered — leading to verified performance and powerful results for Haleon brands.

  • 131%

    stronger ROAS

    than the average social campaign for their category4

  • 8.1%

    higher unit share

    within the category during closed beta vs. same time frame YA5

  • 600%

    higher unit sales growth

    within the category during closed beta vs. same time frame YA5

“By pairing CMX purchase-based precision targeting with Reddit’s trusted, community‑driven environment, we were able to align with authentic conversations and translate them into measurable impact — a true demonstration of the power of meeting shoppers during high-intent moments.”

— Haleon Team

Haleon logo.

Conclusion

A powerful model for real engagement in real social moments that delivered real results for Haleon 

Through this breakthrough CMX campaign, Haleon was able to successfuly reach shoppers in the real conversations that shape purchase behavior — validating a scalable approach for meaningful social engagement and proving the impact of this industry-leading collaboration.

CMX heart

Bring your brand into the conversation

Contact the CMX team today.

  • 1Where applicable by law

  • 2Reddit custom survey U.S.

  • 3Not a guarantee of campaign performance

  • 4CMX Campaign Performance Report 2023–2025

  • Circana ExtraCare Loyalty data 2024–2025