By the team at Market Defense
Open Amazon and type your brand name into the search bar. The top of the page may be a competitor’s banner ad. The first products you see may be paid ads from rival brands. Somewhere in the mix there may be a dupe or an unauthorized seller trading on your name.
Every one of those placements targets a shopper who already knew your brand and typed it in on purpose. For a professional brand, that shopper is usually a client whose stylist recommended you by name, and on Amazon, she is up for grabs.
This happens whether or not you sell on Amazon. Many professional brands keep the platform at arm’s length to protect their salon and distributor relationships, but clients search there anyway, and someone answers. Staying off Amazon does not take your name out of the auction. It only guarantees another brand, or a diverter, wins it.
What an undefended brand name costs
Market Defense tracked every paid ad placement on one major professional haircare brand’s search terms for 52 weeks: 18 brand terms averaging 233,000 combined searches per month. The results:
The brand’s terms drew 68,638 competitor ad placements over the year, an average of 1,320 per week. Those placements were purchased by 1,363 distinct brands advertising more than 5,000 different products. The brand itself accounted for 0.12% of the paid ads on searches for its own name, ranking 124th among the advertisers appearing on its own terms. One rival ran 58 times more advertising on the brand’s terms than the brand did. Another single competitor bought 42% of all the banner ads at the top of the search page.
The pressure never let up. Weekly placements never fell below roughly 650 even in the slowest weeks of February, spiked to nearly 1,800 during Cyber Week and again in spring, and ran 18% higher in the final four weeks than in the same period a year earlier.
The revenue math: at 233,000 monthly branded searches, if 12% of clicks divert to competitor ads and 8% of those diverted shoppers convert at a $24 average order, the undefended name loses roughly 2,240 orders per month, or about $645,000 per year. That counts only the first lost order. Every diverted shopper also enters a competitor’s repeat-purchase program, so the lifetime cost runs far higher. The brand paid for that customer twice, once through the salon that recommended it and again through the ad it never ran, and a competitor is the one keeping her.
Fair competition versus infringement
Nearly all of the activity above is legal. On Amazon, keywords are an auction, not property. The platform sells placements on any search term, including trademarked brand names, to any advertiser willing to bid, and United States courts have generally treated bidding on a competitor’s trademark as lawful when the ad does not confuse shoppers about who is selling. Amazon also profits when brands compete for a term, since bidding wars drive ad prices up, so the platform will not referee. This kind of legal advertising on your name cannot be sued away. It can only be outbid, outranked, and beaten at the moment of purchase.
The legal line sits at confusion. Using your trademark in ad copy or titles to imply affiliation, operating under a confusingly similar name, or copying your packaging is where fair competition tips into infringement. In Market Defense’s monitoring work, we regularly surface advertisers whose names sit uncomfortably close to the brand whose terms they bid on. Name adjacency alone proves nothing, but monitoring exists to catch exactly this, and it is found by tracking who advertises on your terms, not by browsing.
Infringement takes four forms: trademark (using your name, logo, or trade dress without authorization, including counterfeits, unauthorized sellers implying affiliation, and competitors quietly tagging their listings with your name so they appear when shoppers search for you), copyright (copying your images, listing copy, or packaging design), patent (the engine of dupe culture), and counterfeiting, the most severe.
Trademark infringement is the most common form we see, and it does the most damage. Resellers using your intellectual property create customer confusion and dilute the brand. The damage also travels: when resellers use your assets to run discounted listings on other platforms and websites, that off-Amazon activity can prompt Amazon to remove the one-click purchase button from your listing, with immediate lost sales and reduced visibility.
For brands that sell through salons, this connects directly to diversion. Gray market product leaking out of the professional distribution network is usually what feeds those unauthorized listings. A diverter who takes over the purchase button on your product page erodes your pricing, undercuts the salons that built your brand, and collects the traffic from every search for your name, including traffic from any defensive advertising you run. Search term defense and distribution control are one program, not two.
None of this is legal advice, and trademark outcomes are fact specific, so route anything ambiguous through counsel.
The response depends on which side of the line the behavior sits. Infringement is fought with enforcement: a complaint through Amazon’s brand-protection program first, backed by its violation-reporting tools, serialized security labels that verify each unit is genuine, automated counterfeit takedowns, test purchases of suspected fakes, and legal escalation for repeat offenders. Two caveats apply. these tools only address Amazon, so misuse of your intellectual property on other marketplaces must be handled separately, and it still hurts you on Amazon through the purchase-button dynamic above. And no enforcement tool removes a lawful competitor ad from your search results. Only your own campaigns do that.
Building your defense
Most brands hold branded terms at about 20% of total ad spend as baseline defense. When competitors actively bid on your name, the allocation should rise to 35-40% across Amazon’s standard product ads and top-of-page banner ads, with the goal of dominating purchase share on your most important terms. The top-of-page banners are the strongest defensive format, and video ads were the least contested in Market Defense’s tracking data.
Structure matters as much as budget. Brand defense runs in dedicated campaigns with separate budgets, never mixed with campaigns that chase new customers, where broad category searches absorb the money, because a defense campaign that exhausts its budget mid-afternoon hands the evening to rivals. Coverage should mirror the attack: each flagship product defends its own search terms, with price and content parity so side-by-side comparisons break your way. The economics favor the defender, since relevance and click-through advantages make brand-term clicks the cheapest media a brand can buy. Monitoring closes the loop: a weekly report, with a named owner, showing what share of the ads on your top brand terms belong to you, and a confusion review whenever a new advertiser appears on your name.
Offense has a place as well. Brands that advertise on rivals’ names often accept spending as much as 45 cents in advertising per dollar of sales on those terms because each sale is a first-time customer valued on lifetime revenue, not a single order. Committing 10-25% of spend to competitors’ search terms is common among brands playing to grow, with another 5-10% of budget for ads placed directly on competitor and complementary product pages.
For professional brands the stakes carry an extra layer. The equity was built behind the chair, by hairdressers and stylists recommending the brand client by client. When that client finally searches on Amazon and lands on a dupe, a conquester, or a diverter, the recommendation was intercepted at the last step. Defending branded terms protects the professional relationships that created the demand.
Start by measuring. Pull the advertising activity on your top 15 to 20 brand terms, count the brands and placements, and calculate your own share. Most brands have never run this analysis on themselves, and the result changes the conversation every time. Then separate the legal competition from the infringement and answer each with the right tool. Your clients are searching for you. Make sure you are what they find.
Want to know who is bidding on your brand name right now? Market Defense offers PBA members a complimentary branded search audit, the same analysis featured in this article, showing exactly who appears when your clients search for you on Amazon and what it costs you. Reach out to Aimee@marketdefense.com to claim yours.
Market Defense is a connected commerce agency specializing in beauty and lifestyle brands across Amazon, TikTok Shop, Walmart, and paid media.