Research examining consumer behavior patterns found a measurable correlation between alcohol consumption and online purchases—specifically, that people who drink and shop online spend more, buy more impulsively, and are significantly more likely to experience buyer's remorse than their sober counterparts browsing the same platforms.

The phenomenon has been dubbed "drunk shopping" or "wine shopping," and it has become a recognized enough behavioral pattern that some e-commerce platforms have debated whether to implement friction mechanisms—cooling-off periods, review screens, delayed processing—that might interrupt impulse purchases made in altered states.

The behavioral economics of online shopping already exploit cognitive vulnerabilities that exist in sober consumers: one-click purchasing, countdown timers, "only two left" scarcity signals, targeted advertising based on browsing history. Alcohol impairs the prefrontal cortex functions most responsible for evaluating whether a purchase is genuinely desired versus momentarily appealing—exactly the cognitive mechanisms that e-commerce design is already working to circumvent.

The categories most popular with impaired shoppers tend toward the aspirational: clothing in sizes that represent optimistic self-assessment, exercise equipment, hobby supplies for activities not currently practiced, travel bookings. The purchases often reflect a version of the self the buyer intends to become rather than the self who will receive the package three to five business days later.

Credit card companies report spikes in weekend late-night online purchases that track with drinking patterns by day of week and hour.

The practical advice is almost embarrassingly simple: don't save your payment information, don't open shopping apps after the second drink, and install a browser extension that introduces a mandatory waiting period before purchase confirmation.