To drive purchase at Costco, a top dry eye relief drops brand launches a successful multi-month campaign on PRN’s Costco TV Network

Promote a dry eye relief drops brand available at Costco and drive its purchase by running a multi-month campaign on the Costco TV Network

Results

Based on Costco member mobile survey data, the campaign delivered a significant increase in purchase of the brand at the warehouse. When comparing mobile survey responses between Test and Control shoppers:

• 76% significant lift in current purchase of the brand at Costco
• 72% significant lift in future purchase of the brand at Costco

A third-party independent research partner, MFour Mobile Research, collected a total of 400 mobile interviews during the campaign from July to August 2025, among Costco members who were in the market for dry eye relief drops at Costco. On average, it took 10 minutes for Costco members to complete the mobile survey. Members who successfully completed the survey were incentivized by MFour Mobile Research.

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