Some products arrive with a natural recommendation story. A runner tells another runner about the shoes that finally stopped a blister. A customer shares the supplement that became part of a routine. A coffee subscription gets sent to the friend who is still buying supermarket beans.
That makes industry matter. It does not make industry destiny.
We studied more than 600 active referral programs from live Shopify merchants over the twelve completed months from July 2025 through June 2026. The ranking uses the median share of new customers connected to non-disqualified referral events in each industry. That normalizes for store size and keeps the measure tied to referral campaigns rather than affiliate campaigns.
To compare industries without publishing private merchant benchmarks, we used Home—the fifth-ranked category—as the reference point.
A typical Sport merchant in our study saw referrals account for 2.2 times as much of its new-customer mix as a typical Home merchant.
Sport came out on top, followed by Health, Food, and Gadget. This does not mean a Sport brand will automatically acquire 2.2 times more customers. It means referral played a larger role in customer acquisition for the typical Sport merchant in this study.
The gap between industries is real, but the spread inside an industry is just as important. Within Home, top-quarter programs contributed roughly 2.8x the referral-customer share of the median Home program. That within-category gap is larger than the 2.2x distance between first-place Sport and fifth-place Home.
This changes how a merchant should read the list. A sport brand has an easier starting position, not an automatic program. A home brand has more work to do, not a reason to stay out. The controllable parts still matter: whether the reward fits the relationship, whether customers see the invitation at a natural moment, and whether sharing feels like recommending a useful product rather than distributing a coupon.
Apparel and Beauty did not make the top five, but their exclusion is not a verdict that referral fails there. Both had substantial active cohorts and meaningful traction. Their median contribution ranked below Home in this window, while stronger programs inside each category still pulled away from their own middle. Industry changes the slope. Execution decides how far a merchant climbs it.
If you sell in Sport, Health, Food, Gadget, or Home, the ranking gives you a useful expectation about the natural recommendation environment around the product. Build around that environment rather than copying a generic campaign.
A sport or health brand can recruit around identity, expertise, and progress. A food brand can use repeat purchase and gifting moments. A gadget brand can make the product easy to demonstrate. A home brand can focus the referral ask around moves, renovations, gifting, and the moments when a customer is most likely to meet another buyer.
If your category sits outside the top five, the same rule applies with more force: create the moment that the product does not create by itself. Give customers a reason to think of one person, then make the handoff simple.
Industry tells you how much word of mouth the product carries naturally. A referral program turns that raw material into a repeatable path. The best category can waste it, and the fifth-ranked one can build something stronger than its label suggests.
Raúl Galera is the Growth Lead at ReferralCandy, where they’ve helped 30,000+ eCommerce brands drive sales through referrals and word-of-mouth marketing. Over the past 8+ years, Raúl has worked hands-on with DTC merchants of all sizes (from scrappy Shopify startups to household names) helping them turn happy customers into revenue-driving advocates. Raúl’s been featured on dozens of top eCommerce podcasts, contributed to leading industry publications, and regularly speaks about customer acquisition, retention, and brand growth at industry events.
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